123060780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8237}}^1$

素因数の和:8335

約数の個数: 72

約数和(自身を含む): 377827632

約数和(自身を除く): 254766852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 7470, 8237, 14940, 16474, 24711, 32948, 41185, 49422, 74133, 82370, 98844, 123555, 148266, 164740, 247110, 296532, 370665, 494220, 683671, 741330, 1367342, 1482660, 2051013, 2734684, 3418355, 4102026, 6153039, 6836710, 8204052, 10255065, 12306078, 13673420, 20510130, 24612156, 30765195, 41020260, 61530390, 123060780]

約数ペア:

[(1, 123060780), (2, 61530390), (3, 41020260), (4, 30765195), (5, 24612156), (6, 20510130), (9, 13673420), (10, 12306078), (12, 10255065), (15, 8204052), (18, 6836710), (20, 6153039), (30, 4102026), (36, 3418355), (45, 2734684), (60, 2051013), (83, 1482660), (90, 1367342), (166, 741330), (180, 683671), (249, 494220), (332, 370665), (415, 296532), (498, 247110), (747, 164740), (830, 148266), (996, 123555), (1245, 98844), (1494, 82370), (1660, 74133), (2490, 49422), (2988, 41185), (3735, 32948), (4980, 24711), (7470, 16474), (8237, 14940)]