667890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 1788696

約数和(自身を除く): 1120806

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 181, 205, 246, 362, 369, 410, 543, 615, 738, 905, 1086, 1230, 1629, 1810, 1845, 2715, 3258, 3690, 5430, 7421, 8145, 14842, 16290, 22263, 37105, 44526, 66789, 74210, 111315, 133578, 222630, 333945, 667890]

約数ペア:

[(1, 667890), (2, 333945), (3, 222630), (5, 133578), (6, 111315), (9, 74210), (10, 66789), (15, 44526), (18, 37105), (30, 22263), (41, 16290), (45, 14842), (82, 8145), (90, 7421), (123, 5430), (181, 3690), (205, 3258), (246, 2715), (362, 1845), (369, 1810), (410, 1629), (543, 1230), (615, 1086), (738, 905)]