2556642648

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{38921}}^1$

素因数の和:38977

約数の個数: 128

約数和(自身を含む): 8070865920

約数和(自身を除く): 5514223272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 23, 24, 28, 34, 42, 46, 51, 56, 68, 69, 84, 92, 102, 119, 136, 138, 161, 168, 184, 204, 238, 276, 322, 357, 391, 408, 476, 483, 552, 644, 714, 782, 952, 966, 1173, 1288, 1428, 1564, 1932, 2346, 2737, 2856, 3128, 3864, 4692, 5474, 8211, 9384, 10948, 16422, 21896, 32844, 38921, 65688, 77842, 116763, 155684, 233526, 272447, 311368, 467052, 544894, 661657, 817341, 895183, 934104, 1089788, 1323314, 1634682, 1790366, 1984971, 2179576, 2646628, 2685549, 3269364, 3580732, 3969942, 4631599, 5293256, 5371098, 6266281, 6538728, 7161464, 7939884, 9263198, 10742196, 12532562, 13894797, 15218111, 15879768, 18526396, 18798843, 21484392, 25065124, 27789594, 30436222, 37052792, 37597686, 45654333, 50130248, 55579188, 60872444, 75195372, 91308666, 106526777, 111158376, 121744888, 150390744, 182617332, 213053554, 319580331, 365234664, 426107108, 639160662, 852214216, 1278321324, 2556642648]

約数ペア:

[(1, 2556642648), (2, 1278321324), (3, 852214216), (4, 639160662), (6, 426107108), (7, 365234664), (8, 319580331), (12, 213053554), (14, 182617332), (17, 150390744), (21, 121744888), (23, 111158376), (24, 106526777), (28, 91308666), (34, 75195372), (42, 60872444), (46, 55579188), (51, 50130248), (56, 45654333), (68, 37597686), (69, 37052792), (84, 30436222), (92, 27789594), (102, 25065124), (119, 21484392), (136, 18798843), (138, 18526396), (161, 15879768), (168, 15218111), (184, 13894797), (204, 12532562), (238, 10742196), (276, 9263198), (322, 7939884), (357, 7161464), (391, 6538728), (408, 6266281), (476, 5371098), (483, 5293256), (552, 4631599), (644, 3969942), (714, 3580732), (782, 3269364), (952, 2685549), (966, 2646628), (1173, 2179576), (1288, 1984971), (1428, 1790366), (1564, 1634682), (1932, 1323314), (2346, 1089788), (2737, 934104), (2856, 895183), (3128, 817341), (3864, 661657), (4692, 544894), (5474, 467052), (8211, 311368), (9384, 272447), (10948, 233526), (16422, 155684), (21896, 116763), (32844, 77842), (38921, 65688)]