221089890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{55411}}^1$

素因数の和:55447

約数の個数: 64

約数和(自身を含む): 638346240

約数和(自身を除く): 417256350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 55411, 110822, 166233, 277055, 332466, 387877, 554110, 775754, 831165, 1052809, 1163631, 1662330, 1939385, 2105618, 2327262, 3158427, 3878770, 5264045, 5818155, 6316854, 7369663, 10528090, 11636310, 14739326, 15792135, 22108989, 31584270, 36848315, 44217978, 73696630, 110544945, 221089890]

約数ペア:

[(1, 221089890), (2, 110544945), (3, 73696630), (5, 44217978), (6, 36848315), (7, 31584270), (10, 22108989), (14, 15792135), (15, 14739326), (19, 11636310), (21, 10528090), (30, 7369663), (35, 6316854), (38, 5818155), (42, 5264045), (57, 3878770), (70, 3158427), (95, 2327262), (105, 2105618), (114, 1939385), (133, 1662330), (190, 1163631), (210, 1052809), (266, 831165), (285, 775754), (399, 554110), (570, 387877), (665, 332466), (798, 277055), (1330, 166233), (1995, 110822), (3990, 55411)]