30489284920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{93491}}^1$

素因数の和:93796

約数の個数: 64

約数和(自身を含む): 71083837440

約数和(自身を除く): 40594552520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 263, 310, 526, 620, 1052, 1240, 1315, 2104, 2630, 5260, 8153, 10520, 16306, 32612, 40765, 65224, 81530, 93491, 163060, 186982, 326120, 373964, 467455, 747928, 934910, 1869820, 2898221, 3739640, 5796442, 11592884, 14491105, 23185768, 24588133, 28982210, 49176266, 57964420, 98352532, 115928840, 122940665, 196705064, 245881330, 491762660, 762232123, 983525320, 1524464246, 3048928492, 3811160615, 6097856984, 7622321230, 15244642460, 30489284920]

約数ペア:

[(1, 30489284920), (2, 15244642460), (4, 7622321230), (5, 6097856984), (8, 3811160615), (10, 3048928492), (20, 1524464246), (31, 983525320), (40, 762232123), (62, 491762660), (124, 245881330), (155, 196705064), (248, 122940665), (263, 115928840), (310, 98352532), (526, 57964420), (620, 49176266), (1052, 28982210), (1240, 24588133), (1315, 23185768), (2104, 14491105), (2630, 11592884), (5260, 5796442), (8153, 3739640), (10520, 2898221), (16306, 1869820), (32612, 934910), (40765, 747928), (65224, 467455), (81530, 373964), (93491, 326120), (163060, 186982)]