90952020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1151}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 276756480

約数和(自身を除く): 185804460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 439, 878, 1151, 1317, 1756, 2195, 2302, 2634, 3453, 3951, 4390, 4604, 5268, 5755, 6585, 6906, 7902, 8780, 10359, 11510, 13170, 13812, 15804, 17265, 19755, 20718, 23020, 26340, 34530, 39510, 41436, 51795, 69060, 79020, 103590, 207180, 505289, 1010578, 1515867, 2021156, 2526445, 3031734, 4547601, 5052890, 6063468, 7579335, 9095202, 10105780, 15158670, 18190404, 22738005, 30317340, 45476010, 90952020]

約数ペア:

[(1, 90952020), (2, 45476010), (3, 30317340), (4, 22738005), (5, 18190404), (6, 15158670), (9, 10105780), (10, 9095202), (12, 7579335), (15, 6063468), (18, 5052890), (20, 4547601), (30, 3031734), (36, 2526445), (45, 2021156), (60, 1515867), (90, 1010578), (180, 505289), (439, 207180), (878, 103590), (1151, 79020), (1317, 69060), (1756, 51795), (2195, 41436), (2302, 39510), (2634, 34530), (3453, 26340), (3951, 23020), (4390, 20718), (4604, 19755), (5268, 17265), (5755, 15804), (6585, 13812), (6906, 13170), (7902, 11510), (8780, 10359)]