71013840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{659}}^1$

素因数の和:1124

約数の個数: 80

約数和(自身を含む): 220968000

約数和(自身を除く): 149954160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 449, 659, 898, 1318, 1347, 1796, 1977, 2245, 2636, 2694, 3295, 3592, 3954, 4490, 5272, 5388, 6590, 6735, 7184, 7908, 8980, 9885, 10544, 10776, 13180, 13470, 15816, 17960, 19770, 21552, 26360, 26940, 31632, 35920, 39540, 52720, 53880, 79080, 107760, 158160, 295891, 591782, 887673, 1183564, 1479455, 1775346, 2367128, 2958910, 3550692, 4438365, 4734256, 5917820, 7101384, 8876730, 11835640, 14202768, 17753460, 23671280, 35506920, 71013840]

約数ペア:

[(1, 71013840), (2, 35506920), (3, 23671280), (4, 17753460), (5, 14202768), (6, 11835640), (8, 8876730), (10, 7101384), (12, 5917820), (15, 4734256), (16, 4438365), (20, 3550692), (24, 2958910), (30, 2367128), (40, 1775346), (48, 1479455), (60, 1183564), (80, 887673), (120, 591782), (240, 295891), (449, 158160), (659, 107760), (898, 79080), (1318, 53880), (1347, 52720), (1796, 39540), (1977, 35920), (2245, 31632), (2636, 26940), (2694, 26360), (3295, 21552), (3592, 19770), (3954, 17960), (4490, 15816), (5272, 13470), (5388, 13180), (6590, 10776), (6735, 10544), (7184, 9885), (7908, 8980)]