223905136

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2521}}^1$

素因数の和:2610

約数の個数: 80

約数和(自身を含む): 542895808

約数和(自身を除く): 318990672

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 61, 91, 104, 112, 122, 182, 208, 244, 364, 427, 488, 728, 793, 854, 976, 1456, 1586, 1708, 2521, 3172, 3416, 5042, 5551, 6344, 6832, 10084, 11102, 12688, 17647, 20168, 22204, 32773, 35294, 40336, 44408, 65546, 70588, 88816, 131092, 141176, 153781, 229411, 262184, 282352, 307562, 458822, 524368, 615124, 917644, 1076467, 1230248, 1835288, 1999153, 2152934, 2460496, 3670576, 3998306, 4305868, 7996612, 8611736, 13994071, 15993224, 17223472, 27988142, 31986448, 55976284, 111952568, 223905136]

約数ペア:

[(1, 223905136), (2, 111952568), (4, 55976284), (7, 31986448), (8, 27988142), (13, 17223472), (14, 15993224), (16, 13994071), (26, 8611736), (28, 7996612), (52, 4305868), (56, 3998306), (61, 3670576), (91, 2460496), (104, 2152934), (112, 1999153), (122, 1835288), (182, 1230248), (208, 1076467), (244, 917644), (364, 615124), (427, 524368), (488, 458822), (728, 307562), (793, 282352), (854, 262184), (976, 229411), (1456, 153781), (1586, 141176), (1708, 131092), (2521, 88816), (3172, 70588), (3416, 65546), (5042, 44408), (5551, 40336), (6344, 35294), (6832, 32773), (10084, 22204), (11102, 20168), (12688, 17647)]