71190420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{169501}}^1$

素因数の和:169520

約数の個数: 48

約数和(自身を含む): 227810688

約数和(自身を除く): 156620268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 169501, 339002, 508503, 678004, 847505, 1017006, 1186507, 1695010, 2034012, 2373014, 2542515, 3390020, 3559521, 4746028, 5085030, 5932535, 7119042, 10170060, 11865070, 14238084, 17797605, 23730140, 35595210, 71190420]

約数ペア:

[(1, 71190420), (2, 35595210), (3, 23730140), (4, 17797605), (5, 14238084), (6, 11865070), (7, 10170060), (10, 7119042), (12, 5932535), (14, 5085030), (15, 4746028), (20, 3559521), (21, 3390020), (28, 2542515), (30, 2373014), (35, 2034012), (42, 1695010), (60, 1186507), (70, 1017006), (84, 847505), (105, 678004), (140, 508503), (210, 339002), (420, 169501)]