169358840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20857}}^1$

素因数の和:20904

約数の個数: 64

約数和(自身を含む): 450532800

約数和(自身を除く): 281173960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 20857, 41714, 83428, 104285, 145999, 166856, 208570, 291998, 417140, 583996, 604853, 729995, 834280, 1167992, 1209706, 1459990, 2419412, 2919980, 3024265, 4233971, 4838824, 5839960, 6048530, 8467942, 12097060, 16935884, 21169855, 24194120, 33871768, 42339710, 84679420, 169358840]

約数ペア:

[(1, 169358840), (2, 84679420), (4, 42339710), (5, 33871768), (7, 24194120), (8, 21169855), (10, 16935884), (14, 12097060), (20, 8467942), (28, 6048530), (29, 5839960), (35, 4838824), (40, 4233971), (56, 3024265), (58, 2919980), (70, 2419412), (116, 1459990), (140, 1209706), (145, 1167992), (203, 834280), (232, 729995), (280, 604853), (290, 583996), (406, 417140), (580, 291998), (812, 208570), (1015, 166856), (1160, 145999), (1624, 104285), (2030, 83428), (4060, 41714), (8120, 20857)]