221688900

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{3041}}^1$

素因数の和:3073

約数の個数: 126

約数和(自身を含む): 721504602

約数和(自身を除く): 499815702

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 729, 810, 900, 972, 1215, 1350, 1458, 1620, 2025, 2430, 2700, 2916, 3041, 3645, 4050, 4860, 6075, 6082, 7290, 8100, 9123, 12150, 12164, 14580, 15205, 18225, 18246, 24300, 27369, 30410, 36450, 36492, 45615, 54738, 60820, 72900, 76025, 82107, 91230, 109476, 136845, 152050, 164214, 182460, 228075, 246321, 273690, 304100, 328428, 410535, 456150, 492642, 547380, 684225, 738963, 821070, 912300, 985284, 1231605, 1368450, 1477926, 1642140, 2052675, 2216889, 2463210, 2736900, 2955852, 3694815, 4105350, 4433778, 4926420, 6158025, 7389630, 8210700, 8867556, 11084445, 12316050, 14779260, 18474075, 22168890, 24632100, 36948150, 44337780, 55422225, 73896300, 110844450, 221688900]

約数ペア:

[(1, 221688900), (2, 110844450), (3, 73896300), (4, 55422225), (5, 44337780), (6, 36948150), (9, 24632100), (10, 22168890), (12, 18474075), (15, 14779260), (18, 12316050), (20, 11084445), (25, 8867556), (27, 8210700), (30, 7389630), (36, 6158025), (45, 4926420), (50, 4433778), (54, 4105350), (60, 3694815), (75, 2955852), (81, 2736900), (90, 2463210), (100, 2216889), (108, 2052675), (135, 1642140), (150, 1477926), (162, 1368450), (180, 1231605), (225, 985284), (243, 912300), (270, 821070), (300, 738963), (324, 684225), (405, 547380), (450, 492642), (486, 456150), (540, 410535), (675, 328428), (729, 304100), (810, 273690), (900, 246321), (972, 228075), (1215, 182460), (1350, 164214), (1458, 152050), (1620, 136845), (2025, 109476), (2430, 91230), (2700, 82107), (2916, 76025), (3041, 72900), (3645, 60820), (4050, 54738), (4860, 45615), (6075, 36492), (6082, 36450), (7290, 30410), (8100, 27369), (9123, 24300), (12150, 18246), (12164, 18225), (14580, 15205)]