123430484740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1\times {\mathrm{269393}}^1$

素因数の和:270172

約数の個数: 48

約数和(自身を含む): 267928496640

約数和(自身を除く): 144498011900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 739, 1478, 2956, 3695, 7390, 14780, 22909, 45818, 91636, 114545, 229090, 269393, 458180, 538786, 1077572, 1346965, 2693930, 5387860, 8351183, 16702366, 33404732, 41755915, 83511830, 167023660, 199081427, 398162854, 796325708, 995407135, 1990814270, 3981628540, 6171524237, 12343048474, 24686096948, 30857621185, 61715242370, 123430484740]

約数ペア:

[(1, 123430484740), (2, 61715242370), (4, 30857621185), (5, 24686096948), (10, 12343048474), (20, 6171524237), (31, 3981628540), (62, 1990814270), (124, 995407135), (155, 796325708), (310, 398162854), (620, 199081427), (739, 167023660), (1478, 83511830), (2956, 41755915), (3695, 33404732), (7390, 16702366), (14780, 8351183), (22909, 5387860), (45818, 2693930), (91636, 1346965), (114545, 1077572), (229090, 538786), (269393, 458180)]