164556240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{773}}^1\times {\mathrm{887}}^1$

素因数の和:1676

約数の個数: 80

約数和(自身を含む): 511360128

約数和(自身を除く): 346803888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 773, 887, 1546, 1774, 2319, 2661, 3092, 3548, 3865, 4435, 4638, 5322, 6184, 7096, 7730, 8870, 9276, 10644, 11595, 12368, 13305, 14192, 15460, 17740, 18552, 21288, 23190, 26610, 30920, 35480, 37104, 42576, 46380, 53220, 61840, 70960, 92760, 106440, 185520, 212880, 685651, 1371302, 2056953, 2742604, 3428255, 4113906, 5485208, 6856510, 8227812, 10284765, 10970416, 13713020, 16455624, 20569530, 27426040, 32911248, 41139060, 54852080, 82278120, 164556240]

約数ペア:

[(1, 164556240), (2, 82278120), (3, 54852080), (4, 41139060), (5, 32911248), (6, 27426040), (8, 20569530), (10, 16455624), (12, 13713020), (15, 10970416), (16, 10284765), (20, 8227812), (24, 6856510), (30, 5485208), (40, 4113906), (48, 3428255), (60, 2742604), (80, 2056953), (120, 1371302), (240, 685651), (773, 212880), (887, 185520), (1546, 106440), (1774, 92760), (2319, 70960), (2661, 61840), (3092, 53220), (3548, 46380), (3865, 42576), (4435, 37104), (4638, 35480), (5322, 30920), (6184, 26610), (7096, 23190), (7730, 21288), (8870, 18552), (9276, 17740), (10644, 15460), (11595, 14192), (12368, 13305)]