80415180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{49639}}^1$

素因数の和:49660

約数の個数: 60

約数和(自身を含む): 252270480

約数和(自身を除く): 171855300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 49639, 99278, 148917, 198556, 248195, 297834, 446751, 496390, 595668, 744585, 893502, 992780, 1340253, 1489170, 1787004, 2233755, 2680506, 2978340, 4020759, 4467510, 5361012, 6701265, 8041518, 8935020, 13402530, 16083036, 20103795, 26805060, 40207590, 80415180]

約数ペア:

[(1, 80415180), (2, 40207590), (3, 26805060), (4, 20103795), (5, 16083036), (6, 13402530), (9, 8935020), (10, 8041518), (12, 6701265), (15, 5361012), (18, 4467510), (20, 4020759), (27, 2978340), (30, 2680506), (36, 2233755), (45, 1787004), (54, 1489170), (60, 1340253), (81, 992780), (90, 893502), (108, 744585), (135, 595668), (162, 496390), (180, 446751), (270, 297834), (324, 248195), (405, 198556), (540, 148917), (810, 99278), (1620, 49639)]