1821689520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:460

約数の個数: 320

約数和(自身を含む): 6749568000

約数和(自身を除く): 4927878480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 105, 112, 116, 120, 139, 140, 145, 168, 174, 203, 210, 232, 240, 269, 278, 280, 290, 336, 348, 406, 417, 420, 435, 464, 538, 556, 560, 580, 609, 695, 696, 807, 812, 834, 840, 870, 973, 1015, 1076, 1112, 1160, 1218, 1345, 1390, 1392, 1614, 1624, 1668, 1680, 1740, 1883, 1946, 2030, 2085, 2152, 2224, 2320, 2436, 2690, 2780, 2919, 3045, 3228, 3248, 3336, 3480, 3766, 3892, 4031, 4035, 4060, 4170, 4304, 4865, 4872, 5380, 5560, 5649, 5838, 6090, 6456, 6672, 6960, 7532, 7784, 7801, 8062, 8070, 8120, 8340, 9415, 9730, 9744, 10760, 11120, 11298, 11676, 12093, 12180, 12912, 14595, 15064, 15568, 15602, 16124, 16140, 16240, 16680, 18830, 19460, 20155, 21520, 22596, 23352, 23403, 24186, 24360, 28217, 28245, 29190, 30128, 31204, 32248, 32280, 33360, 37391, 37660, 38920, 39005, 40310, 45192, 46704, 46806, 48372, 48720, 54607, 56434, 56490, 58380, 60465, 62408, 64496, 64560, 74782, 75320, 77840, 78010, 80620, 84651, 90384, 93612, 96744, 109214, 112173, 112868, 112980, 116760, 117015, 120930, 124816, 141085, 149564, 150640, 156020, 161240, 163821, 169302, 186955, 187224, 193488, 218428, 224346, 225736, 225960, 233520, 234030, 241860, 261737, 273035, 282170, 299128, 312040, 322480, 327642, 338604, 373910, 374448, 423255, 436856, 448692, 451472, 451920, 468060, 483720, 523474, 546070, 560865, 564340, 598256, 624080, 655284, 677208, 747820, 785211, 819105, 846510, 873712, 897384, 936120, 967440, 1046948, 1084339, 1092140, 1121730, 1128680, 1308685, 1310568, 1354416, 1495640, 1570422, 1638210, 1693020, 1794768, 1872240, 2093896, 2168678, 2184280, 2243460, 2257360, 2617370, 2621136, 2991280, 3140844, 3253017, 3276420, 3386040, 3926055, 4187792, 4337356, 4368560, 4486920, 5234740, 5421695, 6281688, 6506034, 6552840, 6772080, 7590373, 7852110, 8674712, 8973840, 10469480, 10843390, 12563376, 13012068, 13105680, 15180746, 15704220, 16265085, 17349424, 20938960, 21686780, 22771119, 26024136, 30361492, 31408440, 32530170, 37951865, 43373560, 45542238, 52048272, 60722984, 62816880, 65060340, 75903730, 86747120, 91084476, 113855595, 121445968, 130120680, 151807460, 182168952, 227711190, 260241360, 303614920, 364337904, 455422380, 607229840, 910844760, 1821689520]

約数ペア:

[(1, 1821689520), (2, 910844760), (3, 607229840), (4, 455422380), (5, 364337904), (6, 303614920), (7, 260241360), (8, 227711190), (10, 182168952), (12, 151807460), (14, 130120680), (15, 121445968), (16, 113855595), (20, 91084476), (21, 86747120), (24, 75903730), (28, 65060340), (29, 62816880), (30, 60722984), (35, 52048272), (40, 45542238), (42, 43373560), (48, 37951865), (56, 32530170), (58, 31408440), (60, 30361492), (70, 26024136), (80, 22771119), (84, 21686780), (87, 20938960), (105, 17349424), (112, 16265085), (116, 15704220), (120, 15180746), (139, 13105680), (140, 13012068), (145, 12563376), (168, 10843390), (174, 10469480), (203, 8973840), (210, 8674712), (232, 7852110), (240, 7590373), (269, 6772080), (278, 6552840), (280, 6506034), (290, 6281688), (336, 5421695), (348, 5234740), (406, 4486920), (417, 4368560), (420, 4337356), (435, 4187792), (464, 3926055), (538, 3386040), (556, 3276420), (560, 3253017), (580, 3140844), (609, 2991280), (695, 2621136), (696, 2617370), (807, 2257360), (812, 2243460), (834, 2184280), (840, 2168678), (870, 2093896), (973, 1872240), (1015, 1794768), (1076, 1693020), (1112, 1638210), (1160, 1570422), (1218, 1495640), (1345, 1354416), (1390, 1310568), (1392, 1308685), (1614, 1128680), (1624, 1121730), (1668, 1092140), (1680, 1084339), (1740, 1046948), (1883, 967440), (1946, 936120), (2030, 897384), (2085, 873712), (2152, 846510), (2224, 819105), (2320, 785211), (2436, 747820), (2690, 677208), (2780, 655284), (2919, 624080), (3045, 598256), (3228, 564340), (3248, 560865), (3336, 546070), (3480, 523474), (3766, 483720), (3892, 468060), (4031, 451920), (4035, 451472), (4060, 448692), (4170, 436856), (4304, 423255), (4865, 374448), (4872, 373910), (5380, 338604), (5560, 327642), (5649, 322480), (5838, 312040), (6090, 299128), (6456, 282170), (6672, 273035), (6960, 261737), (7532, 241860), (7784, 234030), (7801, 233520), (8062, 225960), (8070, 225736), (8120, 224346), (8340, 218428), (9415, 193488), (9730, 187224), (9744, 186955), (10760, 169302), (11120, 163821), (11298, 161240), (11676, 156020), (12093, 150640), (12180, 149564), (12912, 141085), (14595, 124816), (15064, 120930), (15568, 117015), (15602, 116760), (16124, 112980), (16140, 112868), (16240, 112173), (16680, 109214), (18830, 96744), (19460, 93612), (20155, 90384), (21520, 84651), (22596, 80620), (23352, 78010), (23403, 77840), (24186, 75320), (24360, 74782), (28217, 64560), (28245, 64496), (29190, 62408), (30128, 60465), (31204, 58380), (32248, 56490), (32280, 56434), (33360, 54607), (37391, 48720), (37660, 48372), (38920, 46806), (39005, 46704), (40310, 45192)]