211120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:62

約数の個数: 80

約数和(自身を含む): 624960

約数和(自身を除く): 413840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 80, 91, 104, 112, 116, 130, 140, 145, 182, 203, 208, 232, 260, 280, 290, 364, 377, 406, 455, 464, 520, 560, 580, 728, 754, 812, 910, 1015, 1040, 1160, 1456, 1508, 1624, 1820, 1885, 2030, 2320, 2639, 3016, 3248, 3640, 3770, 4060, 5278, 6032, 7280, 7540, 8120, 10556, 13195, 15080, 16240, 21112, 26390, 30160, 42224, 52780, 105560, 211120]

約数ペア:

[(1, 211120), (2, 105560), (4, 52780), (5, 42224), (7, 30160), (8, 26390), (10, 21112), (13, 16240), (14, 15080), (16, 13195), (20, 10556), (26, 8120), (28, 7540), (29, 7280), (35, 6032), (40, 5278), (52, 4060), (56, 3770), (58, 3640), (65, 3248), (70, 3016), (80, 2639), (91, 2320), (104, 2030), (112, 1885), (116, 1820), (130, 1624), (140, 1508), (145, 1456), (182, 1160), (203, 1040), (208, 1015), (232, 910), (260, 812), (280, 754), (290, 728), (364, 580), (377, 560), (406, 520), (455, 464)]