213700920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4441}}^1$

素因数の和:4856

約数の個数: 64

約数和(自身を含む): 642846240

約数和(自身を除く): 429145320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 401, 802, 1203, 1604, 2005, 2406, 3208, 4010, 4441, 4812, 6015, 8020, 8882, 9624, 12030, 13323, 16040, 17764, 22205, 24060, 26646, 35528, 44410, 48120, 53292, 66615, 88820, 106584, 133230, 177640, 266460, 532920, 1780841, 3561682, 5342523, 7123364, 8904205, 10685046, 14246728, 17808410, 21370092, 26712615, 35616820, 42740184, 53425230, 71233640, 106850460, 213700920]

約数ペア:

[(1, 213700920), (2, 106850460), (3, 71233640), (4, 53425230), (5, 42740184), (6, 35616820), (8, 26712615), (10, 21370092), (12, 17808410), (15, 14246728), (20, 10685046), (24, 8904205), (30, 7123364), (40, 5342523), (60, 3561682), (120, 1780841), (401, 532920), (802, 266460), (1203, 177640), (1604, 133230), (2005, 106584), (2406, 88820), (3208, 66615), (4010, 53292), (4441, 48120), (4812, 44410), (6015, 35528), (8020, 26646), (8882, 24060), (9624, 22205), (12030, 17764), (13323, 16040)]