218864960

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22063}}^1$

素因数の和:22111

約数の個数: 56

約数和(自身を含む): 538008576

約数和(自身を除く): 319143616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 22063, 44126, 88252, 110315, 176504, 220630, 353008, 441260, 683953, 706016, 882520, 1367906, 1412032, 1765040, 2735812, 3419765, 3530080, 5471624, 6839530, 7060160, 10943248, 13679060, 21886496, 27358120, 43772992, 54716240, 109432480, 218864960]

約数ペア:

[(1, 218864960), (2, 109432480), (4, 54716240), (5, 43772992), (8, 27358120), (10, 21886496), (16, 13679060), (20, 10943248), (31, 7060160), (32, 6839530), (40, 5471624), (62, 3530080), (64, 3419765), (80, 2735812), (124, 1765040), (155, 1412032), (160, 1367906), (248, 882520), (310, 706016), (320, 683953), (496, 441260), (620, 353008), (992, 220630), (1240, 176504), (1984, 110315), (2480, 88252), (4960, 44126), (9920, 22063)]