668025904

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1217}}^1$

素因数の和:1287

約数の個数: 120

約数和(自身を含む): 1658331360

約数和(自身を除く): 990305456

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 52, 56, 58, 91, 104, 112, 116, 169, 182, 203, 208, 232, 338, 364, 377, 406, 464, 676, 728, 754, 812, 1183, 1217, 1352, 1456, 1508, 1624, 2366, 2434, 2639, 2704, 3016, 3248, 4732, 4868, 4901, 5278, 6032, 8519, 9464, 9736, 9802, 10556, 15821, 17038, 18928, 19472, 19604, 21112, 31642, 34076, 34307, 35293, 39208, 42224, 63284, 68152, 68614, 70586, 78416, 110747, 126568, 136304, 137228, 141172, 205673, 221494, 247051, 253136, 274456, 282344, 411346, 442988, 458809, 494102, 548912, 564688, 822692, 885976, 917618, 988204, 1439711, 1645384, 1771952, 1835236, 1976408, 2879422, 3211663, 3290768, 3670472, 3952816, 5758844, 5964517, 6423326, 7340944, 11517688, 11929034, 12846652, 23035376, 23858068, 25693304, 41751619, 47716136, 51386608, 83503238, 95432272, 167006476, 334012952, 668025904]

約数ペア:

[(1, 668025904), (2, 334012952), (4, 167006476), (7, 95432272), (8, 83503238), (13, 51386608), (14, 47716136), (16, 41751619), (26, 25693304), (28, 23858068), (29, 23035376), (52, 12846652), (56, 11929034), (58, 11517688), (91, 7340944), (104, 6423326), (112, 5964517), (116, 5758844), (169, 3952816), (182, 3670472), (203, 3290768), (208, 3211663), (232, 2879422), (338, 1976408), (364, 1835236), (377, 1771952), (406, 1645384), (464, 1439711), (676, 988204), (728, 917618), (754, 885976), (812, 822692), (1183, 564688), (1217, 548912), (1352, 494102), (1456, 458809), (1508, 442988), (1624, 411346), (2366, 282344), (2434, 274456), (2639, 253136), (2704, 247051), (3016, 221494), (3248, 205673), (4732, 141172), (4868, 137228), (4901, 136304), (5278, 126568), (6032, 110747), (8519, 78416), (9464, 70586), (9736, 68614), (9802, 68152), (10556, 63284), (15821, 42224), (17038, 39208), (18928, 35293), (19472, 34307), (19604, 34076), (21112, 31642)]