949980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 2709504

約数和(自身を除く): 1759524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 223, 284, 355, 426, 446, 669, 710, 852, 892, 1065, 1115, 1338, 1420, 2130, 2230, 2676, 3345, 4260, 4460, 6690, 13380, 15833, 31666, 47499, 63332, 79165, 94998, 158330, 189996, 237495, 316660, 474990, 949980]

約数ペア:

[(1, 949980), (2, 474990), (3, 316660), (4, 237495), (5, 189996), (6, 158330), (10, 94998), (12, 79165), (15, 63332), (20, 47499), (30, 31666), (60, 15833), (71, 13380), (142, 6690), (213, 4460), (223, 4260), (284, 3345), (355, 2676), (426, 2230), (446, 2130), (669, 1420), (710, 1338), (852, 1115), (892, 1065)]