661003616

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{919}}^1$

素因数の和:981

約数の個数: 144

約数和(自身を含む): 1697068800

約数和(自身を除く): 1036065184

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 76, 91, 104, 112, 133, 152, 169, 182, 208, 224, 247, 266, 304, 338, 364, 416, 494, 532, 608, 676, 728, 919, 988, 1064, 1183, 1352, 1456, 1729, 1838, 1976, 2128, 2366, 2704, 2912, 3211, 3458, 3676, 3952, 4256, 4732, 5408, 6422, 6433, 6916, 7352, 7904, 9464, 11947, 12844, 12866, 13832, 14704, 17461, 18928, 22477, 23894, 25688, 25732, 27664, 29408, 34922, 37856, 44954, 47788, 51376, 51464, 55328, 69844, 83629, 89908, 95576, 102752, 102928, 122227, 139688, 155311, 167258, 179816, 191152, 205856, 226993, 244454, 279376, 310622, 334516, 359632, 382304, 453986, 488908, 558752, 621244, 669032, 719264, 907972, 977816, 1087177, 1242488, 1338064, 1588951, 1815944, 1955632, 2174354, 2484976, 2676128, 2950909, 3177902, 3631888, 3911264, 4348708, 4969952, 5901818, 6355804, 7263776, 8697416, 11803636, 12711608, 17394832, 20656363, 23607272, 25423216, 34789664, 41312726, 47214544, 50846432, 82625452, 94429088, 165250904, 330501808, 661003616]

約数ペア:

[(1, 661003616), (2, 330501808), (4, 165250904), (7, 94429088), (8, 82625452), (13, 50846432), (14, 47214544), (16, 41312726), (19, 34789664), (26, 25423216), (28, 23607272), (32, 20656363), (38, 17394832), (52, 12711608), (56, 11803636), (76, 8697416), (91, 7263776), (104, 6355804), (112, 5901818), (133, 4969952), (152, 4348708), (169, 3911264), (182, 3631888), (208, 3177902), (224, 2950909), (247, 2676128), (266, 2484976), (304, 2174354), (338, 1955632), (364, 1815944), (416, 1588951), (494, 1338064), (532, 1242488), (608, 1087177), (676, 977816), (728, 907972), (919, 719264), (988, 669032), (1064, 621244), (1183, 558752), (1352, 488908), (1456, 453986), (1729, 382304), (1838, 359632), (1976, 334516), (2128, 310622), (2366, 279376), (2704, 244454), (2912, 226993), (3211, 205856), (3458, 191152), (3676, 179816), (3952, 167258), (4256, 155311), (4732, 139688), (5408, 122227), (6422, 102928), (6433, 102752), (6916, 95576), (7352, 89908), (7904, 83629), (9464, 69844), (11947, 55328), (12844, 51464), (12866, 51376), (13832, 47788), (14704, 44954), (17461, 37856), (18928, 34922), (22477, 29408), (23894, 27664), (25688, 25732)]