71839320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{85523}}^1$

素因数の和:85544

約数の個数: 64

約数和(自身を含む): 246309120

約数和(自身を除く): 174469800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 85523, 171046, 256569, 342092, 427615, 513138, 598661, 684184, 855230, 1026276, 1197322, 1282845, 1710460, 1795983, 2052552, 2394644, 2565690, 2993305, 3420920, 3591966, 4789288, 5131380, 5986610, 7183932, 8979915, 10262760, 11973220, 14367864, 17959830, 23946440, 35919660, 71839320]

約数ペア:

[(1, 71839320), (2, 35919660), (3, 23946440), (4, 17959830), (5, 14367864), (6, 11973220), (7, 10262760), (8, 8979915), (10, 7183932), (12, 5986610), (14, 5131380), (15, 4789288), (20, 3591966), (21, 3420920), (24, 2993305), (28, 2565690), (30, 2394644), (35, 2052552), (40, 1795983), (42, 1710460), (56, 1282845), (60, 1197322), (70, 1026276), (84, 855230), (105, 684184), (120, 598661), (140, 513138), (168, 427615), (210, 342092), (280, 256569), (420, 171046), (840, 85523)]