256199376

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{1031}}^1$

素因数の和:1240

約数の個数: 80

約数和(自身を含む): 687955968

約数和(自身を除く): 431756592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 167, 186, 248, 334, 372, 496, 501, 668, 744, 1002, 1031, 1336, 1488, 2004, 2062, 2672, 3093, 4008, 4124, 5177, 6186, 8016, 8248, 10354, 12372, 15531, 16496, 20708, 24744, 31062, 31961, 41416, 49488, 62124, 63922, 82832, 95883, 124248, 127844, 172177, 191766, 248496, 255688, 344354, 383532, 511376, 516531, 688708, 767064, 1033062, 1377416, 1534128, 2066124, 2754832, 4132248, 5337487, 8264496, 10674974, 16012461, 21349948, 32024922, 42699896, 64049844, 85399792, 128099688, 256199376]

約数ペア:

[(1, 256199376), (2, 128099688), (3, 85399792), (4, 64049844), (6, 42699896), (8, 32024922), (12, 21349948), (16, 16012461), (24, 10674974), (31, 8264496), (48, 5337487), (62, 4132248), (93, 2754832), (124, 2066124), (167, 1534128), (186, 1377416), (248, 1033062), (334, 767064), (372, 688708), (496, 516531), (501, 511376), (668, 383532), (744, 344354), (1002, 255688), (1031, 248496), (1336, 191766), (1488, 172177), (2004, 127844), (2062, 124248), (2672, 95883), (3093, 82832), (4008, 63922), (4124, 62124), (5177, 49488), (6186, 41416), (8016, 31961), (8248, 31062), (10354, 24744), (12372, 20708), (15531, 16496)]