1660799556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{5519}}^1$

素因数の和:6185

約数の個数: 72

約数和(自身を含む): 4528917120

約数和(自身を除く): 2868117564

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 643, 1286, 1929, 2572, 3858, 5519, 5787, 7716, 8359, 11038, 11574, 16557, 16718, 22076, 23148, 25077, 33114, 33436, 49671, 50154, 66228, 71747, 75231, 99342, 100308, 143494, 150462, 198684, 215241, 286988, 300924, 430482, 645723, 860964, 1291446, 2582892, 3548717, 7097434, 10646151, 14194868, 21292302, 31938453, 42584604, 46133321, 63876906, 92266642, 127753812, 138399963, 184533284, 276799926, 415199889, 553599852, 830399778, 1660799556]

約数ペア:

[(1, 1660799556), (2, 830399778), (3, 553599852), (4, 415199889), (6, 276799926), (9, 184533284), (12, 138399963), (13, 127753812), (18, 92266642), (26, 63876906), (36, 46133321), (39, 42584604), (52, 31938453), (78, 21292302), (117, 14194868), (156, 10646151), (234, 7097434), (468, 3548717), (643, 2582892), (1286, 1291446), (1929, 860964), (2572, 645723), (3858, 430482), (5519, 300924), (5787, 286988), (7716, 215241), (8359, 198684), (11038, 150462), (11574, 143494), (16557, 100308), (16718, 99342), (22076, 75231), (23148, 71747), (25077, 66228), (33114, 50154), (33436, 49671)]