9069990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 22809600

約数和(自身を除く): 13739610

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 79, 86, 89, 129, 158, 178, 215, 237, 258, 267, 395, 430, 445, 474, 534, 645, 790, 890, 1185, 1290, 1335, 2370, 2670, 3397, 3827, 6794, 7031, 7654, 10191, 11481, 14062, 16985, 19135, 20382, 21093, 22962, 33970, 35155, 38270, 42186, 50955, 57405, 70310, 101910, 105465, 114810, 210930, 302333, 604666, 906999, 1511665, 1813998, 3023330, 4534995, 9069990]

約数ペア:

[(1, 9069990), (2, 4534995), (3, 3023330), (5, 1813998), (6, 1511665), (10, 906999), (15, 604666), (30, 302333), (43, 210930), (79, 114810), (86, 105465), (89, 101910), (129, 70310), (158, 57405), (178, 50955), (215, 42186), (237, 38270), (258, 35155), (267, 33970), (395, 22962), (430, 21093), (445, 20382), (474, 19135), (534, 16985), (645, 14062), (790, 11481), (890, 10191), (1185, 7654), (1290, 7031), (1335, 6794), (2370, 3827), (2670, 3397)]