256330231920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{8819}}^1$

素因数の和:8997

約数の個数: 480

約数和(自身を含む): 1010035353600

約数和(自身を除く): 753705121680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 73, 79, 80, 84, 90, 105, 112, 120, 126, 140, 144, 146, 158, 168, 180, 210, 219, 237, 240, 252, 280, 292, 315, 316, 336, 360, 365, 395, 420, 438, 474, 504, 511, 553, 560, 584, 630, 632, 657, 711, 720, 730, 790, 840, 876, 948, 1008, 1022, 1095, 1106, 1168, 1185, 1260, 1264, 1314, 1422, 1460, 1533, 1580, 1659, 1680, 1752, 1896, 2044, 2190, 2212, 2370, 2520, 2555, 2628, 2765, 2844, 2920, 3066, 3160, 3285, 3318, 3504, 3555, 3792, 4088, 4380, 4424, 4599, 4740, 4977, 5040, 5110, 5256, 5530, 5688, 5767, 5840, 6132, 6320, 6570, 6636, 7110, 7665, 8176, 8295, 8760, 8819, 8848, 9198, 9480, 9954, 10220, 10512, 11060, 11376, 11534, 12264, 13140, 13272, 14220, 15330, 16590, 17301, 17520, 17638, 18396, 18960, 19908, 20440, 22120, 22995, 23068, 24528, 24885, 26280, 26457, 26544, 28440, 28835, 30660, 33180, 34602, 35276, 36792, 39816, 40369, 40880, 44095, 44240, 45990, 46136, 49770, 51903, 52560, 52914, 56880, 57670, 61320, 61733, 66360, 69204, 70552, 73584, 79371, 79632, 80738, 86505, 88190, 91980, 92272, 99540, 103806, 105828, 115340, 121107, 122640, 123466, 132285, 132720, 138408, 141104, 158742, 161476, 173010, 176380, 183960, 185199, 199080, 201845, 207612, 211656, 230680, 242214, 246932, 259515, 264570, 276816, 308665, 317484, 322952, 346020, 352760, 363321, 367920, 370398, 396855, 398160, 403690, 415224, 423312, 461360, 484428, 493864, 519030, 529140, 555597, 605535, 617330, 634968, 643787, 645904, 692040, 696701, 705520, 726642, 740796, 793710, 807380, 830448, 925995, 968856, 987728, 1038060, 1058280, 1111194, 1211070, 1234660, 1269936, 1287574, 1384080, 1393402, 1453284, 1481592, 1587420, 1614760, 1816605, 1851990, 1931361, 1937712, 2076120, 2090103, 2116560, 2222388, 2422140, 2469320, 2575148, 2777985, 2786804, 2906568, 2963184, 3174840, 3218935, 3229520, 3483505, 3633210, 3703980, 3862722, 4152240, 4180206, 4444776, 4506509, 4844280, 4876907, 4938640, 5150296, 5555970, 5573608, 5794083, 5813136, 6270309, 6349680, 6437870, 6967010, 7266420, 7407960, 7725444, 8360412, 8889552, 9013018, 9656805, 9688560, 9753814, 10300592, 10450515, 11111940, 11147216, 11588166, 12540618, 12875740, 13519527, 13934020, 14532840, 14630721, 14815920, 15450888, 16720824, 18026036, 19313610, 19507628, 20901030, 22223880, 22532545, 23176332, 24384535, 25081236, 25751480, 27039054, 27868040, 28970415, 29065680, 29261442, 30901776, 31351545, 33441648, 36052072, 38627220, 39015256, 40558581, 41802060, 43892163, 44447760, 45065090, 46352664, 48769070, 50162472, 50859173, 51502960, 54078108, 55736080, 57940830, 58522884, 62703090, 67597635, 72104144, 73153605, 77254440, 78030512, 81117162, 83604120, 87784326, 90130180, 92705328, 97538140, 100324944, 101718346, 108156216, 115881660, 117045768, 125406180, 135195270, 146307210, 152577519, 154508880, 162234324, 167208240, 175568652, 180260360, 195076280, 202792905, 203436692, 216312432, 219460815, 231763320, 234091536, 250812360, 254295865, 270390540, 292614420, 305155038, 324468648, 351137304, 356014211, 360520720, 390152560, 405585810, 406873384, 438921630, 457732557, 463526640, 501624720, 508591730, 540781080, 585228840, 610310076, 648937296, 702274608, 712028422, 762887595, 811171620, 813746768, 877843260, 915465114, 1017183460, 1068042633, 1081562160, 1170457680, 1220620152, 1424056844, 1525775190, 1622343240, 1755686520, 1780071055, 1830930228, 2034366920, 2136085266, 2288662785, 2441240304, 2848113688, 3051550380, 3204127899, 3244686480, 3511373040, 3560142110, 3661860456, 4068733840, 4272170532, 4577325570, 5340213165, 5696227376, 6103100760, 6408255798, 7120284220, 7323720912, 8544341064, 9154651140, 10680426330, 12206201520, 12816511596, 14240568440, 16020639495, 17088682128, 18309302280, 21360852660, 25633023192, 28481136880, 32041278990, 36618604560, 42721705320, 51266046384, 64082557980, 85443410640, 128165115960, 256330231920]

約数ペア:

[(1, 256330231920), (2, 128165115960), (3, 85443410640), (4, 64082557980), (5, 51266046384), (6, 42721705320), (7, 36618604560), (8, 32041278990), (9, 28481136880), (10, 25633023192), (12, 21360852660), (14, 18309302280), (15, 17088682128), (16, 16020639495), (18, 14240568440), (20, 12816511596), (21, 12206201520), (24, 10680426330), (28, 9154651140), (30, 8544341064), (35, 7323720912), (36, 7120284220), (40, 6408255798), (42, 6103100760), (45, 5696227376), (48, 5340213165), (56, 4577325570), (60, 4272170532), (63, 4068733840), (70, 3661860456), (72, 3560142110), (73, 3511373040), (79, 3244686480), (80, 3204127899), (84, 3051550380), (90, 2848113688), (105, 2441240304), (112, 2288662785), (120, 2136085266), (126, 2034366920), (140, 1830930228), (144, 1780071055), (146, 1755686520), (158, 1622343240), (168, 1525775190), (180, 1424056844), (210, 1220620152), (219, 1170457680), (237, 1081562160), (240, 1068042633), (252, 1017183460), (280, 915465114), (292, 877843260), (315, 813746768), (316, 811171620), (336, 762887595), (360, 712028422), (365, 702274608), (395, 648937296), (420, 610310076), (438, 585228840), (474, 540781080), (504, 508591730), (511, 501624720), (553, 463526640), (560, 457732557), (584, 438921630), (630, 406873384), (632, 405585810), (657, 390152560), (711, 360520720), (720, 356014211), (730, 351137304), (790, 324468648), (840, 305155038), (876, 292614420), (948, 270390540), (1008, 254295865), (1022, 250812360), (1095, 234091536), (1106, 231763320), (1168, 219460815), (1185, 216312432), (1260, 203436692), (1264, 202792905), (1314, 195076280), (1422, 180260360), (1460, 175568652), (1533, 167208240), (1580, 162234324), (1659, 154508880), (1680, 152577519), (1752, 146307210), (1896, 135195270), (2044, 125406180), (2190, 117045768), (2212, 115881660), (2370, 108156216), (2520, 101718346), (2555, 100324944), (2628, 97538140), (2765, 92705328), (2844, 90130180), (2920, 87784326), (3066, 83604120), (3160, 81117162), (3285, 78030512), (3318, 77254440), (3504, 73153605), (3555, 72104144), (3792, 67597635), (4088, 62703090), (4380, 58522884), (4424, 57940830), (4599, 55736080), (4740, 54078108), (4977, 51502960), (5040, 50859173), (5110, 50162472), (5256, 48769070), (5530, 46352664), (5688, 45065090), (5767, 44447760), (5840, 43892163), (6132, 41802060), (6320, 40558581), (6570, 39015256), (6636, 38627220), (7110, 36052072), (7665, 33441648), (8176, 31351545), (8295, 30901776), (8760, 29261442), (8819, 29065680), (8848, 28970415), (9198, 27868040), (9480, 27039054), (9954, 25751480), (10220, 25081236), (10512, 24384535), (11060, 23176332), (11376, 22532545), (11534, 22223880), (12264, 20901030), (13140, 19507628), (13272, 19313610), (14220, 18026036), (15330, 16720824), (16590, 15450888), (17301, 14815920), (17520, 14630721), (17638, 14532840), (18396, 13934020), (18960, 13519527), (19908, 12875740), (20440, 12540618), (22120, 11588166), (22995, 11147216), (23068, 11111940), (24528, 10450515), (24885, 10300592), (26280, 9753814), (26457, 9688560), (26544, 9656805), (28440, 9013018), (28835, 8889552), (30660, 8360412), (33180, 7725444), (34602, 7407960), (35276, 7266420), (36792, 6967010), (39816, 6437870), (40369, 6349680), (40880, 6270309), (44095, 5813136), (44240, 5794083), (45990, 5573608), (46136, 5555970), (49770, 5150296), (51903, 4938640), (52560, 4876907), (52914, 4844280), (56880, 4506509), (57670, 4444776), (61320, 4180206), (61733, 4152240), (66360, 3862722), (69204, 3703980), (70552, 3633210), (73584, 3483505), (79371, 3229520), (79632, 3218935), (80738, 3174840), (86505, 2963184), (88190, 2906568), (91980, 2786804), (92272, 2777985), (99540, 2575148), (103806, 2469320), (105828, 2422140), (115340, 2222388), (121107, 2116560), (122640, 2090103), (123466, 2076120), (132285, 1937712), (132720, 1931361), (138408, 1851990), (141104, 1816605), (158742, 1614760), (161476, 1587420), (173010, 1481592), (176380, 1453284), (183960, 1393402), (185199, 1384080), (199080, 1287574), (201845, 1269936), (207612, 1234660), (211656, 1211070), (230680, 1111194), (242214, 1058280), (246932, 1038060), (259515, 987728), (264570, 968856), (276816, 925995), (308665, 830448), (317484, 807380), (322952, 793710), (346020, 740796), (352760, 726642), (363321, 705520), (367920, 696701), (370398, 692040), (396855, 645904), (398160, 643787), (403690, 634968), (415224, 617330), (423312, 605535), (461360, 555597), (484428, 529140), (493864, 519030)]