28720475280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1361}}^1$

素因数の和:1519

約数の個数: 480

約数和(自身を含む): 113817000960

約数和(自身を除く): 85096525680

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, 53, 56, 60, 63, 70, 72, 79, 80, 84, 90, 105, 106, 112, 120, 126, 140, 144, 158, 159, 168, 180, 210, 212, 237, 240, 252, 265, 280, 315, 316, 318, 336, 360, 371, 395, 420, 424, 474, 477, 504, 530, 553, 560, 630, 632, 636, 711, 720, 742, 790, 795, 840, 848, 948, 954, 1008, 1060, 1106, 1113, 1185, 1260, 1264, 1272, 1361, 1422, 1484, 1580, 1590, 1659, 1680, 1855, 1896, 1908, 2120, 2212, 2226, 2370, 2385, 2520, 2544, 2722, 2765, 2844, 2968, 3160, 3180, 3318, 3339, 3555, 3710, 3792, 3816, 4083, 4187, 4240, 4424, 4452, 4740, 4770, 4977, 5040, 5444, 5530, 5565, 5688, 5936, 6320, 6360, 6636, 6678, 6805, 7110, 7420, 7632, 8166, 8295, 8374, 8848, 8904, 9480, 9527, 9540, 9954, 10888, 11060, 11130, 11376, 12249, 12561, 12720, 13272, 13356, 13610, 14220, 14840, 16332, 16590, 16695, 16748, 17808, 18960, 19054, 19080, 19908, 20415, 20935, 21776, 22120, 22260, 24498, 24885, 25122, 26544, 26712, 27220, 28440, 28581, 29309, 29680, 32664, 33180, 33390, 33496, 37683, 38108, 38160, 39816, 40830, 41870, 44240, 44520, 47635, 48996, 49770, 50244, 53424, 54440, 56880, 57162, 58618, 61245, 62805, 65328, 66360, 66780, 66992, 72133, 75366, 76216, 79632, 81660, 83740, 85743, 87927, 89040, 95270, 97992, 99540, 100488, 107519, 108880, 114324, 117236, 122490, 125610, 132720, 133560, 142905, 144266, 146545, 150732, 152432, 163320, 167480, 171486, 175854, 188415, 190540, 195984, 199080, 200976, 215038, 216399, 228648, 234472, 244980, 251220, 263781, 267120, 285810, 288532, 293090, 301464, 322557, 326640, 334960, 342972, 351708, 360665, 376830, 381080, 398160, 428715, 430076, 432798, 439635, 457296, 468944, 489960, 502440, 504931, 527562, 537595, 571620, 577064, 586180, 602928, 645114, 649197, 685944, 703416, 721330, 752633, 753660, 762160, 857430, 860152, 865596, 879270, 967671, 979920, 1004880, 1009862, 1055124, 1075190, 1081995, 1143240, 1154128, 1172360, 1290228, 1298394, 1318905, 1371888, 1406832, 1442660, 1505266, 1507320, 1514793, 1612785, 1714860, 1720304, 1731192, 1758540, 1935342, 2019724, 2110248, 2150380, 2163990, 2257899, 2286480, 2344720, 2524655, 2580456, 2596788, 2637810, 2885320, 3010532, 3014640, 3029586, 3225570, 3245985, 3429720, 3462384, 3517080, 3763165, 3870684, 4039448, 4220496, 4300760, 4327980, 4515798, 4544379, 4838355, 5049310, 5160912, 5193576, 5275620, 5698507, 5770640, 6021064, 6059172, 6451140, 6491970, 6773697, 6859440, 7034160, 7526330, 7573965, 7741368, 8078896, 8601520, 8655960, 9031596, 9088758, 9676710, 10098620, 10387152, 10551240, 11289495, 11397014, 12042128, 12118344, 12902280, 12983940, 13547394, 15052660, 15147930, 15482736, 17095521, 17311920, 18063192, 18177516, 19353420, 20197240, 21102480, 22578990, 22721895, 22794028, 24236688, 25804560, 25967880, 27094788, 28492535, 30105320, 30295860, 33868485, 34191042, 36126384, 36355032, 38706840, 39889549, 40394480, 45157980, 45443790, 45588056, 51286563, 51935760, 54189576, 56985070, 60210640, 60591720, 67736970, 68382084, 72710064, 77413680, 79779098, 85477605, 90315960, 90887580, 91176112, 102573126, 108379152, 113970140, 119668647, 121183440, 135473940, 136764168, 159558196, 170955210, 180631920, 181775160, 199447745, 205146252, 227940280, 239337294, 256432815, 270947880, 273528336, 319116392, 341910420, 359005941, 363550320, 398895490, 410292504, 455880560, 478674588, 512865630, 541895760, 598343235, 638232784, 683820840, 718011882, 797790980, 820585008, 957349176, 1025731260, 1196686470, 1367641680, 1436023764, 1595581960, 1795029705, 1914698352, 2051462520, 2393372940, 2872047528, 3191163920, 3590059410, 4102925040, 4786745880, 5744095056, 7180118820, 9573491760, 14360237640, 28720475280]

約数ペア:

[(1, 28720475280), (2, 14360237640), (3, 9573491760), (4, 7180118820), (5, 5744095056), (6, 4786745880), (7, 4102925040), (8, 3590059410), (9, 3191163920), (10, 2872047528), (12, 2393372940), (14, 2051462520), (15, 1914698352), (16, 1795029705), (18, 1595581960), (20, 1436023764), (21, 1367641680), (24, 1196686470), (28, 1025731260), (30, 957349176), (35, 820585008), (36, 797790980), (40, 718011882), (42, 683820840), (45, 638232784), (48, 598343235), (53, 541895760), (56, 512865630), (60, 478674588), (63, 455880560), (70, 410292504), (72, 398895490), (79, 363550320), (80, 359005941), (84, 341910420), (90, 319116392), (105, 273528336), (106, 270947880), (112, 256432815), (120, 239337294), (126, 227940280), (140, 205146252), (144, 199447745), (158, 181775160), (159, 180631920), (168, 170955210), (180, 159558196), (210, 136764168), (212, 135473940), (237, 121183440), (240, 119668647), (252, 113970140), (265, 108379152), (280, 102573126), (315, 91176112), (316, 90887580), (318, 90315960), (336, 85477605), (360, 79779098), (371, 77413680), (395, 72710064), (420, 68382084), (424, 67736970), (474, 60591720), (477, 60210640), (504, 56985070), (530, 54189576), (553, 51935760), (560, 51286563), (630, 45588056), (632, 45443790), (636, 45157980), (711, 40394480), (720, 39889549), (742, 38706840), (790, 36355032), (795, 36126384), (840, 34191042), (848, 33868485), (948, 30295860), (954, 30105320), (1008, 28492535), (1060, 27094788), (1106, 25967880), (1113, 25804560), (1185, 24236688), (1260, 22794028), (1264, 22721895), (1272, 22578990), (1361, 21102480), (1422, 20197240), (1484, 19353420), (1580, 18177516), (1590, 18063192), (1659, 17311920), (1680, 17095521), (1855, 15482736), (1896, 15147930), (1908, 15052660), (2120, 13547394), (2212, 12983940), (2226, 12902280), (2370, 12118344), (2385, 12042128), (2520, 11397014), (2544, 11289495), (2722, 10551240), (2765, 10387152), (2844, 10098620), (2968, 9676710), (3160, 9088758), (3180, 9031596), (3318, 8655960), (3339, 8601520), (3555, 8078896), (3710, 7741368), (3792, 7573965), (3816, 7526330), (4083, 7034160), (4187, 6859440), (4240, 6773697), (4424, 6491970), (4452, 6451140), (4740, 6059172), (4770, 6021064), (4977, 5770640), (5040, 5698507), (5444, 5275620), (5530, 5193576), (5565, 5160912), (5688, 5049310), (5936, 4838355), (6320, 4544379), (6360, 4515798), (6636, 4327980), (6678, 4300760), (6805, 4220496), (7110, 4039448), (7420, 3870684), (7632, 3763165), (8166, 3517080), (8295, 3462384), (8374, 3429720), (8848, 3245985), (8904, 3225570), (9480, 3029586), (9527, 3014640), (9540, 3010532), (9954, 2885320), (10888, 2637810), (11060, 2596788), (11130, 2580456), (11376, 2524655), (12249, 2344720), (12561, 2286480), (12720, 2257899), (13272, 2163990), (13356, 2150380), (13610, 2110248), (14220, 2019724), (14840, 1935342), (16332, 1758540), (16590, 1731192), (16695, 1720304), (16748, 1714860), (17808, 1612785), (18960, 1514793), (19054, 1507320), (19080, 1505266), (19908, 1442660), (20415, 1406832), (20935, 1371888), (21776, 1318905), (22120, 1298394), (22260, 1290228), (24498, 1172360), (24885, 1154128), (25122, 1143240), (26544, 1081995), (26712, 1075190), (27220, 1055124), (28440, 1009862), (28581, 1004880), (29309, 979920), (29680, 967671), (32664, 879270), (33180, 865596), (33390, 860152), (33496, 857430), (37683, 762160), (38108, 753660), (38160, 752633), (39816, 721330), (40830, 703416), (41870, 685944), (44240, 649197), (44520, 645114), (47635, 602928), (48996, 586180), (49770, 577064), (50244, 571620), (53424, 537595), (54440, 527562), (56880, 504931), (57162, 502440), (58618, 489960), (61245, 468944), (62805, 457296), (65328, 439635), (66360, 432798), (66780, 430076), (66992, 428715), (72133, 398160), (75366, 381080), (76216, 376830), (79632, 360665), (81660, 351708), (83740, 342972), (85743, 334960), (87927, 326640), (89040, 322557), (95270, 301464), (97992, 293090), (99540, 288532), (100488, 285810), (107519, 267120), (108880, 263781), (114324, 251220), (117236, 244980), (122490, 234472), (125610, 228648), (132720, 216399), (133560, 215038), (142905, 200976), (144266, 199080), (146545, 195984), (150732, 190540), (152432, 188415), (163320, 175854), (167480, 171486)]