73688240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:778

約数の個数: 80

約数和(自身を含む): 181226496

約数和(自身を除く): 107538256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 691, 860, 1240, 1333, 1382, 1720, 2480, 2666, 2764, 3440, 3455, 5332, 5528, 6665, 6910, 10664, 11056, 13330, 13820, 21328, 21421, 26660, 27640, 29713, 42842, 53320, 55280, 59426, 85684, 106640, 107105, 118852, 148565, 171368, 214210, 237704, 297130, 342736, 428420, 475408, 594260, 856840, 921103, 1188520, 1713680, 1842206, 2377040, 3684412, 4605515, 7368824, 9211030, 14737648, 18422060, 36844120, 73688240]

約数ペア:

[(1, 73688240), (2, 36844120), (4, 18422060), (5, 14737648), (8, 9211030), (10, 7368824), (16, 4605515), (20, 3684412), (31, 2377040), (40, 1842206), (43, 1713680), (62, 1188520), (80, 921103), (86, 856840), (124, 594260), (155, 475408), (172, 428420), (215, 342736), (248, 297130), (310, 237704), (344, 214210), (430, 171368), (496, 148565), (620, 118852), (688, 107105), (691, 106640), (860, 85684), (1240, 59426), (1333, 55280), (1382, 53320), (1720, 42842), (2480, 29713), (2666, 27640), (2764, 26660), (3440, 21421), (3455, 21328), (5332, 13820), (5528, 13330), (6665, 11056), (6910, 10664)]