15631590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 40824000

約数和(自身を除く): 25192410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 149, 195, 269, 298, 390, 447, 538, 745, 807, 894, 1345, 1490, 1614, 1937, 2235, 2690, 3497, 3874, 4035, 4470, 5811, 6994, 8070, 9685, 10491, 11622, 17485, 19370, 20982, 29055, 34970, 40081, 52455, 58110, 80162, 104910, 120243, 200405, 240486, 400810, 521053, 601215, 1042106, 1202430, 1563159, 2605265, 3126318, 5210530, 7815795, 15631590]

約数ペア:

[(1, 15631590), (2, 7815795), (3, 5210530), (5, 3126318), (6, 2605265), (10, 1563159), (13, 1202430), (15, 1042106), (26, 601215), (30, 521053), (39, 400810), (65, 240486), (78, 200405), (130, 120243), (149, 104910), (195, 80162), (269, 58110), (298, 52455), (390, 40081), (447, 34970), (538, 29055), (745, 20982), (807, 19370), (894, 17485), (1345, 11622), (1490, 10491), (1614, 9685), (1937, 8070), (2235, 6994), (2690, 5811), (3497, 4470), (3874, 4035)]