15218520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4091}}^1$

素因数の和:4136

約数の個数: 64

約数和(自身を含む): 47139840

約数和(自身を除く): 31921320

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, 4091, 8182, 12273, 16364, 20455, 24546, 32728, 40910, 49092, 61365, 81820, 98184, 122730, 126821, 163640, 245460, 253642, 380463, 490920, 507284, 634105, 760926, 1014568, 1268210, 1521852, 1902315, 2536420, 3043704, 3804630, 5072840, 7609260, 15218520]

約数ペア:

[(1, 15218520), (2, 7609260), (3, 5072840), (4, 3804630), (5, 3043704), (6, 2536420), (8, 1902315), (10, 1521852), (12, 1268210), (15, 1014568), (20, 760926), (24, 634105), (30, 507284), (31, 490920), (40, 380463), (60, 253642), (62, 245460), (93, 163640), (120, 126821), (124, 122730), (155, 98184), (186, 81820), (248, 61365), (310, 49092), (372, 40910), (465, 32728), (620, 24546), (744, 20455), (930, 16364), (1240, 12273), (1860, 8182), (3720, 4091)]