258118840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{13759}}^1$

素因数の和:13844

約数の個数: 64

約数和(自身を含む): 673689600

約数和(自身を除く): 415570760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 9380, 13759, 18760, 27518, 55036, 68795, 96313, 110072, 137590, 192626, 275180, 385252, 481565, 550360, 770504, 921853, 963130, 1843706, 1926260, 3687412, 3852520, 4609265, 6452971, 7374824, 9218530, 12905942, 18437060, 25811884, 32264855, 36874120, 51623768, 64529710, 129059420, 258118840]

約数ペア:

[(1, 258118840), (2, 129059420), (4, 64529710), (5, 51623768), (7, 36874120), (8, 32264855), (10, 25811884), (14, 18437060), (20, 12905942), (28, 9218530), (35, 7374824), (40, 6452971), (56, 4609265), (67, 3852520), (70, 3687412), (134, 1926260), (140, 1843706), (268, 963130), (280, 921853), (335, 770504), (469, 550360), (536, 481565), (670, 385252), (938, 275180), (1340, 192626), (1876, 137590), (2345, 110072), (2680, 96313), (3752, 68795), (4690, 55036), (9380, 27518), (13759, 18760)]