16507620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{313}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 50404536

約数和(自身を除く): 33896916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 313, 586, 626, 879, 939, 1172, 1252, 1465, 1565, 1758, 1878, 2637, 2817, 2930, 3130, 3516, 3756, 4395, 4695, 5274, 5634, 5860, 6260, 8790, 9390, 10548, 11268, 13185, 14085, 17580, 18780, 26370, 28170, 52740, 56340, 91709, 183418, 275127, 366836, 458545, 550254, 825381, 917090, 1100508, 1375635, 1650762, 1834180, 2751270, 3301524, 4126905, 5502540, 8253810, 16507620]

約数ペア:

[(1, 16507620), (2, 8253810), (3, 5502540), (4, 4126905), (5, 3301524), (6, 2751270), (9, 1834180), (10, 1650762), (12, 1375635), (15, 1100508), (18, 917090), (20, 825381), (30, 550254), (36, 458545), (45, 366836), (60, 275127), (90, 183418), (180, 91709), (293, 56340), (313, 52740), (586, 28170), (626, 26370), (879, 18780), (939, 17580), (1172, 14085), (1252, 13185), (1465, 11268), (1565, 10548), (1758, 9390), (1878, 8790), (2637, 6260), (2817, 5860), (2930, 5634), (3130, 5274), (3516, 4695), (3756, 4395)]