257703768

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{56813}}^1$

素因数の和:56838

約数の個数: 80

約数和(自身を含む): 824939280

約数和(自身を除く): 567235512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4536, 56813, 113626, 170439, 227252, 340878, 397691, 454504, 511317, 681756, 795382, 1022634, 1193073, 1363512, 1533951, 1590764, 2045268, 2386146, 3067902, 3181528, 3579219, 4090536, 4601853, 4772292, 6135804, 7158438, 9203706, 9544584, 10737657, 12271608, 14316876, 18407412, 21475314, 28633752, 32212971, 36814824, 42950628, 64425942, 85901256, 128851884, 257703768]

約数ペア:

[(1, 257703768), (2, 128851884), (3, 85901256), (4, 64425942), (6, 42950628), (7, 36814824), (8, 32212971), (9, 28633752), (12, 21475314), (14, 18407412), (18, 14316876), (21, 12271608), (24, 10737657), (27, 9544584), (28, 9203706), (36, 7158438), (42, 6135804), (54, 4772292), (56, 4601853), (63, 4090536), (72, 3579219), (81, 3181528), (84, 3067902), (108, 2386146), (126, 2045268), (162, 1590764), (168, 1533951), (189, 1363512), (216, 1193073), (252, 1022634), (324, 795382), (378, 681756), (504, 511317), (567, 454504), (648, 397691), (756, 340878), (1134, 227252), (1512, 170439), (2268, 113626), (4536, 56813)]