16120760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 38905920

約数和(自身を除く): 22785160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 151, 157, 170, 302, 314, 340, 604, 628, 680, 755, 785, 1208, 1256, 1510, 1570, 2567, 2669, 3020, 3140, 5134, 5338, 6040, 6280, 10268, 10676, 12835, 13345, 20536, 21352, 23707, 25670, 26690, 47414, 51340, 53380, 94828, 102680, 106760, 118535, 189656, 237070, 403019, 474140, 806038, 948280, 1612076, 2015095, 3224152, 4030190, 8060380, 16120760]

約数ペア:

[(1, 16120760), (2, 8060380), (4, 4030190), (5, 3224152), (8, 2015095), (10, 1612076), (17, 948280), (20, 806038), (34, 474140), (40, 403019), (68, 237070), (85, 189656), (136, 118535), (151, 106760), (157, 102680), (170, 94828), (302, 53380), (314, 51340), (340, 47414), (604, 26690), (628, 25670), (680, 23707), (755, 21352), (785, 20536), (1208, 13345), (1256, 12835), (1510, 10676), (1570, 10268), (2567, 6280), (2669, 6040), (3020, 5338), (3140, 5134)]