407775420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{174263}}^1$

素因数の和:174291

約数の個数: 72

約数和(自身を含む): 1332074016

約数和(自身を除く): 924298596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 174263, 348526, 522789, 697052, 871315, 1045578, 1568367, 1742630, 2091156, 2265419, 2613945, 3136734, 3485260, 4530838, 5227890, 6273468, 6796257, 7841835, 9061676, 10455780, 11327095, 13592514, 15683670, 20388771, 22654190, 27185028, 31367340, 33981285, 40777542, 45308380, 67962570, 81555084, 101943855, 135925140, 203887710, 407775420]

約数ペア:

[(1, 407775420), (2, 203887710), (3, 135925140), (4, 101943855), (5, 81555084), (6, 67962570), (9, 45308380), (10, 40777542), (12, 33981285), (13, 31367340), (15, 27185028), (18, 22654190), (20, 20388771), (26, 15683670), (30, 13592514), (36, 11327095), (39, 10455780), (45, 9061676), (52, 7841835), (60, 6796257), (65, 6273468), (78, 5227890), (90, 4530838), (117, 3485260), (130, 3136734), (156, 2613945), (180, 2265419), (195, 2091156), (234, 1742630), (260, 1568367), (390, 1045578), (468, 871315), (585, 697052), (780, 522789), (1170, 348526), (2340, 174263)]