77951520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{54133}}^1$

素因数の和:54154

約数の個数: 72

約数和(自身を含む): 266014476

約数和(自身を除く): 188062956

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 54133, 108266, 162399, 216532, 270665, 324798, 433064, 487197, 541330, 649596, 811995, 866128, 974394, 1082660, 1299192, 1623990, 1732256, 1948788, 2165320, 2435985, 2598384, 3247980, 3897576, 4330640, 4871970, 5196768, 6495960, 7795152, 8661280, 9743940, 12991920, 15590304, 19487880, 25983840, 38975760, 77951520]

約数ペア:

[(1, 77951520), (2, 38975760), (3, 25983840), (4, 19487880), (5, 15590304), (6, 12991920), (8, 9743940), (9, 8661280), (10, 7795152), (12, 6495960), (15, 5196768), (16, 4871970), (18, 4330640), (20, 3897576), (24, 3247980), (30, 2598384), (32, 2435985), (36, 2165320), (40, 1948788), (45, 1732256), (48, 1623990), (60, 1299192), (72, 1082660), (80, 974394), (90, 866128), (96, 811995), (120, 649596), (144, 541330), (160, 487197), (180, 433064), (240, 324798), (288, 270665), (360, 216532), (480, 162399), (720, 108266), (1440, 54133)]