211708380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1009}}^1$

素因数の和:1303

約数の個数: 96

約数和(自身を含む): 641390400

約数和(自身を除く): 429682020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 269, 390, 538, 780, 807, 1009, 1076, 1345, 1614, 2018, 2690, 3027, 3228, 3497, 4035, 4036, 5045, 5380, 6054, 6994, 8070, 10090, 10491, 12108, 13117, 13988, 15135, 16140, 17485, 20180, 20982, 26234, 30270, 34970, 39351, 41964, 52455, 52468, 60540, 65585, 69940, 78702, 104910, 131170, 157404, 196755, 209820, 262340, 271421, 393510, 542842, 787020, 814263, 1085684, 1357105, 1628526, 2714210, 3257052, 3528473, 4071315, 5428420, 7056946, 8142630, 10585419, 14113892, 16285260, 17642365, 21170838, 35284730, 42341676, 52927095, 70569460, 105854190, 211708380]

約数ペア:

[(1, 211708380), (2, 105854190), (3, 70569460), (4, 52927095), (5, 42341676), (6, 35284730), (10, 21170838), (12, 17642365), (13, 16285260), (15, 14113892), (20, 10585419), (26, 8142630), (30, 7056946), (39, 5428420), (52, 4071315), (60, 3528473), (65, 3257052), (78, 2714210), (130, 1628526), (156, 1357105), (195, 1085684), (260, 814263), (269, 787020), (390, 542842), (538, 393510), (780, 271421), (807, 262340), (1009, 209820), (1076, 196755), (1345, 157404), (1614, 131170), (2018, 104910), (2690, 78702), (3027, 69940), (3228, 65585), (3497, 60540), (4035, 52468), (4036, 52455), (5045, 41964), (5380, 39351), (6054, 34970), (6994, 30270), (8070, 26234), (10090, 20982), (10491, 20180), (12108, 17485), (13117, 16140), (13988, 15135)]