201617820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1307}}^1$

素因数の和:2179

約数の個数: 72

約数和(自身を含む): 612756144

約数和(自身を除く): 411138324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 857, 1307, 1714, 2571, 2614, 3428, 3921, 4285, 5142, 5228, 6535, 7713, 7842, 8570, 10284, 11763, 12855, 13070, 15426, 15684, 17140, 19605, 23526, 25710, 26140, 30852, 38565, 39210, 47052, 51420, 58815, 77130, 78420, 117630, 154260, 235260, 1120099, 2240198, 3360297, 4480396, 5600495, 6720594, 10080891, 11200990, 13441188, 16801485, 20161782, 22401980, 33602970, 40323564, 50404455, 67205940, 100808910, 201617820]

約数ペア:

[(1, 201617820), (2, 100808910), (3, 67205940), (4, 50404455), (5, 40323564), (6, 33602970), (9, 22401980), (10, 20161782), (12, 16801485), (15, 13441188), (18, 11200990), (20, 10080891), (30, 6720594), (36, 5600495), (45, 4480396), (60, 3360297), (90, 2240198), (180, 1120099), (857, 235260), (1307, 154260), (1714, 117630), (2571, 78420), (2614, 77130), (3428, 58815), (3921, 51420), (4285, 47052), (5142, 39210), (5228, 38565), (6535, 30852), (7713, 26140), (7842, 25710), (8570, 23526), (10284, 19605), (11763, 17140), (12855, 15684), (13070, 15426)]