161831740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{733}}^1$

素因数の和:851

約数の個数: 96

約数和(自身を含む): 414328320

約数和(自身を除く): 252496580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 83, 95, 133, 140, 166, 190, 266, 332, 380, 415, 532, 581, 665, 733, 830, 1162, 1330, 1466, 1577, 1660, 2324, 2660, 2905, 2932, 3154, 3665, 5131, 5810, 6308, 7330, 7885, 10262, 11039, 11620, 13927, 14660, 15770, 20524, 22078, 25655, 27854, 31540, 44156, 51310, 55195, 55708, 60839, 69635, 97489, 102620, 110390, 121678, 139270, 194978, 220780, 243356, 278540, 304195, 389956, 425873, 487445, 608390, 851746, 974890, 1155941, 1216780, 1703492, 1949780, 2129365, 2311882, 4258730, 4623764, 5779705, 8091587, 8517460, 11559410, 16183174, 23118820, 32366348, 40457935, 80915870, 161831740]

約数ペア:

[(1, 161831740), (2, 80915870), (4, 40457935), (5, 32366348), (7, 23118820), (10, 16183174), (14, 11559410), (19, 8517460), (20, 8091587), (28, 5779705), (35, 4623764), (38, 4258730), (70, 2311882), (76, 2129365), (83, 1949780), (95, 1703492), (133, 1216780), (140, 1155941), (166, 974890), (190, 851746), (266, 608390), (332, 487445), (380, 425873), (415, 389956), (532, 304195), (581, 278540), (665, 243356), (733, 220780), (830, 194978), (1162, 139270), (1330, 121678), (1466, 110390), (1577, 102620), (1660, 97489), (2324, 69635), (2660, 60839), (2905, 55708), (2932, 55195), (3154, 51310), (3665, 44156), (5131, 31540), (5810, 27854), (6308, 25655), (7330, 22078), (7885, 20524), (10262, 15770), (11039, 14660), (11620, 13927)]