168308980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{10639}}^1$

素因数の和:10768

約数の個数: 48

約数和(自身を含む): 407554560

約数和(自身を除く): 239245580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 7910, 10639, 15820, 21278, 42556, 53195, 74473, 106390, 148946, 212780, 297892, 372365, 744730, 1202207, 1489460, 2404414, 4808828, 6011035, 8415449, 12022070, 16830898, 24044140, 33661796, 42077245, 84154490, 168308980]

約数ペア:

[(1, 168308980), (2, 84154490), (4, 42077245), (5, 33661796), (7, 24044140), (10, 16830898), (14, 12022070), (20, 8415449), (28, 6011035), (35, 4808828), (70, 2404414), (113, 1489460), (140, 1202207), (226, 744730), (452, 372365), (565, 297892), (791, 212780), (1130, 148946), (1582, 106390), (2260, 74473), (3164, 53195), (3955, 42556), (7910, 21278), (10639, 15820)]