399856860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1597}}^1$

素因数の和:1732

約数の個数: 144

約数和(自身を含む): 1319232096

約数和(自身を除く): 919375236

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, 107, 117, 130, 156, 180, 195, 214, 234, 260, 321, 390, 428, 468, 535, 585, 642, 780, 963, 1070, 1170, 1284, 1391, 1597, 1605, 1926, 2140, 2340, 2782, 3194, 3210, 3852, 4173, 4791, 4815, 5564, 6388, 6420, 6955, 7985, 8346, 9582, 9630, 12519, 13910, 14373, 15970, 16692, 19164, 19260, 20761, 20865, 23955, 25038, 27820, 28746, 31940, 41522, 41730, 47910, 50076, 57492, 62283, 62595, 71865, 83044, 83460, 95820, 103805, 124566, 125190, 143730, 170879, 186849, 207610, 249132, 250380, 287460, 311415, 341758, 373698, 415220, 512637, 622830, 683516, 747396, 854395, 934245, 1025274, 1245660, 1537911, 1708790, 1868490, 2050548, 2221427, 2563185, 3075822, 3417580, 3736980, 4442854, 5126370, 6151644, 6664281, 7689555, 8885708, 10252740, 11107135, 13328562, 15379110, 19992843, 22214270, 26657124, 30758220, 33321405, 39985686, 44428540, 66642810, 79971372, 99964215, 133285620, 199928430, 399856860]

約数ペア:

[(1, 399856860), (2, 199928430), (3, 133285620), (4, 99964215), (5, 79971372), (6, 66642810), (9, 44428540), (10, 39985686), (12, 33321405), (13, 30758220), (15, 26657124), (18, 22214270), (20, 19992843), (26, 15379110), (30, 13328562), (36, 11107135), (39, 10252740), (45, 8885708), (52, 7689555), (60, 6664281), (65, 6151644), (78, 5126370), (90, 4442854), (107, 3736980), (117, 3417580), (130, 3075822), (156, 2563185), (180, 2221427), (195, 2050548), (214, 1868490), (234, 1708790), (260, 1537911), (321, 1245660), (390, 1025274), (428, 934245), (468, 854395), (535, 747396), (585, 683516), (642, 622830), (780, 512637), (963, 415220), (1070, 373698), (1170, 341758), (1284, 311415), (1391, 287460), (1597, 250380), (1605, 249132), (1926, 207610), (2140, 186849), (2340, 170879), (2782, 143730), (3194, 125190), (3210, 124566), (3852, 103805), (4173, 95820), (4791, 83460), (4815, 83044), (5564, 71865), (6388, 62595), (6420, 62283), (6955, 57492), (7985, 50076), (8346, 47910), (9582, 41730), (9630, 41522), (12519, 31940), (13910, 28746), (14373, 27820), (15970, 25038), (16692, 23955), (19164, 20865), (19260, 20761)]