256486188

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{14071}}^1$

素因数の和:14123

約数の個数: 72

約数和(自身を含む): 718685184

約数和(自身を除く): 462198996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1302, 1519, 2604, 3038, 4557, 6076, 9114, 14071, 18228, 28142, 42213, 56284, 84426, 98497, 168852, 196994, 295491, 393988, 436201, 590982, 689479, 872402, 1181964, 1308603, 1378958, 1744804, 2068437, 2617206, 2757916, 3053407, 4136874, 5234412, 6106814, 8273748, 9160221, 12213628, 18320442, 21373849, 36640884, 42747698, 64121547, 85495396, 128243094, 256486188]

約数ペア:

[(1, 256486188), (2, 128243094), (3, 85495396), (4, 64121547), (6, 42747698), (7, 36640884), (12, 21373849), (14, 18320442), (21, 12213628), (28, 9160221), (31, 8273748), (42, 6106814), (49, 5234412), (62, 4136874), (84, 3053407), (93, 2757916), (98, 2617206), (124, 2068437), (147, 1744804), (186, 1378958), (196, 1308603), (217, 1181964), (294, 872402), (372, 689479), (434, 590982), (588, 436201), (651, 393988), (868, 295491), (1302, 196994), (1519, 168852), (2604, 98497), (3038, 84426), (4557, 56284), (6076, 42213), (9114, 28142), (14071, 18228)]