120605520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{71789}}^1$

素因数の和:71812

約数の個数: 80

約数和(自身を含む): 427294080

約数和(自身を除く): 306688560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 71789, 143578, 215367, 287156, 358945, 430734, 502523, 574312, 717890, 861468, 1005046, 1076835, 1148624, 1435780, 1507569, 1722936, 2010092, 2153670, 2512615, 2871560, 3015138, 3445872, 4020184, 4307340, 5025230, 5743120, 6030276, 7537845, 8040368, 8614680, 10050460, 12060552, 15075690, 17229360, 20100920, 24121104, 30151380, 40201840, 60302760, 120605520]

約数ペア:

[(1, 120605520), (2, 60302760), (3, 40201840), (4, 30151380), (5, 24121104), (6, 20100920), (7, 17229360), (8, 15075690), (10, 12060552), (12, 10050460), (14, 8614680), (15, 8040368), (16, 7537845), (20, 6030276), (21, 5743120), (24, 5025230), (28, 4307340), (30, 4020184), (35, 3445872), (40, 3015138), (42, 2871560), (48, 2512615), (56, 2153670), (60, 2010092), (70, 1722936), (80, 1507569), (84, 1435780), (105, 1148624), (112, 1076835), (120, 1005046), (140, 861468), (168, 717890), (210, 574312), (240, 502523), (280, 430734), (336, 358945), (420, 287156), (560, 215367), (840, 143578), (1680, 71789)]