57123390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 142663680

約数和(自身を除く): 85540290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 239, 257, 310, 465, 478, 514, 717, 771, 930, 1195, 1285, 1434, 1542, 2390, 2570, 3585, 3855, 7170, 7409, 7710, 7967, 14818, 15934, 22227, 23901, 37045, 39835, 44454, 47802, 61423, 74090, 79670, 111135, 119505, 122846, 184269, 222270, 239010, 307115, 368538, 614230, 921345, 1842690, 1904113, 3808226, 5712339, 9520565, 11424678, 19041130, 28561695, 57123390]

約数ペア:

[(1, 57123390), (2, 28561695), (3, 19041130), (5, 11424678), (6, 9520565), (10, 5712339), (15, 3808226), (30, 1904113), (31, 1842690), (62, 921345), (93, 614230), (155, 368538), (186, 307115), (239, 239010), (257, 222270), (310, 184269), (465, 122846), (478, 119505), (514, 111135), (717, 79670), (771, 74090), (930, 61423), (1195, 47802), (1285, 44454), (1434, 39835), (1542, 37045), (2390, 23901), (2570, 22227), (3585, 15934), (3855, 14818), (7170, 7967), (7409, 7710)]