408464004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:589

約数の個数: 96

約数和(自身を含む): 1056706560

約数和(自身を除く): 648242556

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 127, 156, 159, 212, 254, 318, 381, 389, 508, 636, 689, 762, 778, 1167, 1378, 1524, 1556, 1651, 2067, 2334, 2756, 3302, 4134, 4668, 4953, 5057, 6604, 6731, 8268, 9906, 10114, 13462, 15171, 19812, 20193, 20228, 20617, 26924, 30342, 40386, 41234, 49403, 60684, 61851, 80772, 82468, 87503, 98806, 123702, 148209, 175006, 197612, 247404, 262509, 268021, 296418, 350012, 525018, 536042, 592836, 642239, 804063, 1050036, 1072084, 1284478, 1608126, 1926717, 2568956, 2618359, 3216252, 3853434, 5236718, 7706868, 7855077, 10473436, 15710154, 31420308, 34038667, 68077334, 102116001, 136154668, 204232002, 408464004]

約数ペア:

[(1, 408464004), (2, 204232002), (3, 136154668), (4, 102116001), (6, 68077334), (12, 34038667), (13, 31420308), (26, 15710154), (39, 10473436), (52, 7855077), (53, 7706868), (78, 5236718), (106, 3853434), (127, 3216252), (156, 2618359), (159, 2568956), (212, 1926717), (254, 1608126), (318, 1284478), (381, 1072084), (389, 1050036), (508, 804063), (636, 642239), (689, 592836), (762, 536042), (778, 525018), (1167, 350012), (1378, 296418), (1524, 268021), (1556, 262509), (1651, 247404), (2067, 197612), (2334, 175006), (2756, 148209), (3302, 123702), (4134, 98806), (4668, 87503), (4953, 82468), (5057, 80772), (6604, 61851), (6731, 60684), (8268, 49403), (9906, 41234), (10114, 40386), (13462, 30342), (15171, 26924), (19812, 20617), (20193, 20228)]