315909840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42461}}^1$

素因数の和:42508

約数の個数: 80

約数和(自身を含む): 1010935296

約数和(自身を除く): 695025456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 42461, 84922, 127383, 169844, 212305, 254766, 339688, 424610, 509532, 636915, 679376, 849220, 1019064, 1273830, 1316291, 1698440, 2038128, 2547660, 2632582, 3396880, 3948873, 5095320, 5265164, 6581455, 7897746, 10190640, 10530328, 13162910, 15795492, 19744365, 21060656, 26325820, 31590984, 39488730, 52651640, 63181968, 78977460, 105303280, 157954920, 315909840]

約数ペア:

[(1, 315909840), (2, 157954920), (3, 105303280), (4, 78977460), (5, 63181968), (6, 52651640), (8, 39488730), (10, 31590984), (12, 26325820), (15, 21060656), (16, 19744365), (20, 15795492), (24, 13162910), (30, 10530328), (31, 10190640), (40, 7897746), (48, 6581455), (60, 5265164), (62, 5095320), (80, 3948873), (93, 3396880), (120, 2632582), (124, 2547660), (155, 2038128), (186, 1698440), (240, 1316291), (248, 1273830), (310, 1019064), (372, 849220), (465, 679376), (496, 636915), (620, 509532), (744, 424610), (930, 339688), (1240, 254766), (1488, 212305), (1860, 169844), (2480, 127383), (3720, 84922), (7440, 42461)]