15667980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1171}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 44104704

約数和(自身を除く): 28436724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 223, 446, 669, 892, 1115, 1171, 1338, 2230, 2342, 2676, 3345, 3513, 4460, 4684, 5855, 6690, 7026, 11710, 13380, 14052, 17565, 23420, 35130, 70260, 261133, 522266, 783399, 1044532, 1305665, 1566798, 2611330, 3133596, 3916995, 5222660, 7833990, 15667980]

約数ペア:

[(1, 15667980), (2, 7833990), (3, 5222660), (4, 3916995), (5, 3133596), (6, 2611330), (10, 1566798), (12, 1305665), (15, 1044532), (20, 783399), (30, 522266), (60, 261133), (223, 70260), (446, 35130), (669, 23420), (892, 17565), (1115, 14052), (1171, 13380), (1338, 11710), (2230, 7026), (2342, 6690), (2676, 5855), (3345, 4684), (3513, 4460)]