217430790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{4111}}^1$

素因数の和:4205

約数の個数: 64

約数和(自身を含む): 547126272

約数和(自身を除く): 329695482

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 43, 82, 86, 123, 129, 205, 215, 246, 258, 410, 430, 615, 645, 1230, 1290, 1763, 3526, 4111, 5289, 8222, 8815, 10578, 12333, 17630, 20555, 24666, 26445, 41110, 52890, 61665, 123330, 168551, 176773, 337102, 353546, 505653, 530319, 842755, 883865, 1011306, 1060638, 1685510, 1767730, 2528265, 2651595, 5056530, 5303190, 7247693, 14495386, 21743079, 36238465, 43486158, 72476930, 108715395, 217430790]

約数ペア:

[(1, 217430790), (2, 108715395), (3, 72476930), (5, 43486158), (6, 36238465), (10, 21743079), (15, 14495386), (30, 7247693), (41, 5303190), (43, 5056530), (82, 2651595), (86, 2528265), (123, 1767730), (129, 1685510), (205, 1060638), (215, 1011306), (246, 883865), (258, 842755), (410, 530319), (430, 505653), (615, 353546), (645, 337102), (1230, 176773), (1290, 168551), (1763, 123330), (3526, 61665), (4111, 52890), (5289, 41110), (8222, 26445), (8815, 24666), (10578, 20555), (12333, 17630)]