123906760

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 285638400

約数和(自身を除く): 161731640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 113, 158, 226, 316, 347, 395, 452, 565, 632, 694, 790, 904, 1130, 1388, 1580, 1735, 2260, 2776, 3160, 3470, 4520, 6940, 8927, 13880, 17854, 27413, 35708, 39211, 44635, 54826, 71416, 78422, 89270, 109652, 137065, 156844, 178540, 196055, 219304, 274130, 313688, 357080, 392110, 548260, 784220, 1096520, 1568440, 3097669, 6195338, 12390676, 15488345, 24781352, 30976690, 61953380, 123906760]

約数ペア:

[(1, 123906760), (2, 61953380), (4, 30976690), (5, 24781352), (8, 15488345), (10, 12390676), (20, 6195338), (40, 3097669), (79, 1568440), (113, 1096520), (158, 784220), (226, 548260), (316, 392110), (347, 357080), (395, 313688), (452, 274130), (565, 219304), (632, 196055), (694, 178540), (790, 156844), (904, 137065), (1130, 109652), (1388, 89270), (1580, 78422), (1735, 71416), (2260, 54826), (2776, 44635), (3160, 39211), (3470, 35708), (4520, 27413), (6940, 17854), (8927, 13880)]