15664920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4211}}^1$

素因数の和:4256

約数の個数: 64

約数和(自身を含む): 48522240

約数和(自身を除く): 32857320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 4211, 8422, 12633, 16844, 21055, 25266, 33688, 42110, 50532, 63165, 84220, 101064, 126330, 130541, 168440, 252660, 261082, 391623, 505320, 522164, 652705, 783246, 1044328, 1305410, 1566492, 1958115, 2610820, 3132984, 3916230, 5221640, 7832460, 15664920]

約数ペア:

[(1, 15664920), (2, 7832460), (3, 5221640), (4, 3916230), (5, 3132984), (6, 2610820), (8, 1958115), (10, 1566492), (12, 1305410), (15, 1044328), (20, 783246), (24, 652705), (30, 522164), (31, 505320), (40, 391623), (60, 261082), (62, 252660), (93, 168440), (120, 130541), (124, 126330), (155, 101064), (186, 84220), (248, 63165), (310, 50532), (372, 42110), (465, 33688), (620, 25266), (744, 21055), (930, 16844), (1240, 12633), (1860, 8422), (3720, 4211)]