399040020

素因数分解:

$2^2\times 3^8\times 5^1\times {\mathrm{3041}}^1$

素因数の和:3074

約数の個数: 108

約数和(自身を含む): 1257325524

約数和(自身を除く): 858285504

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, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2187, 2430, 2916, 3041, 3645, 4374, 4860, 6082, 6561, 7290, 8748, 9123, 10935, 12164, 13122, 14580, 15205, 18246, 21870, 26244, 27369, 30410, 32805, 36492, 43740, 45615, 54738, 60820, 65610, 82107, 91230, 109476, 131220, 136845, 164214, 182460, 246321, 273690, 328428, 410535, 492642, 547380, 738963, 821070, 985284, 1231605, 1477926, 1642140, 2216889, 2463210, 2955852, 3694815, 4433778, 4926420, 6650667, 7389630, 8867556, 11084445, 13301334, 14779260, 19952001, 22168890, 26602668, 33253335, 39904002, 44337780, 66506670, 79808004, 99760005, 133013340, 199520010, 399040020]

約数ペア:

[(1, 399040020), (2, 199520010), (3, 133013340), (4, 99760005), (5, 79808004), (6, 66506670), (9, 44337780), (10, 39904002), (12, 33253335), (15, 26602668), (18, 22168890), (20, 19952001), (27, 14779260), (30, 13301334), (36, 11084445), (45, 8867556), (54, 7389630), (60, 6650667), (81, 4926420), (90, 4433778), (108, 3694815), (135, 2955852), (162, 2463210), (180, 2216889), (243, 1642140), (270, 1477926), (324, 1231605), (405, 985284), (486, 821070), (540, 738963), (729, 547380), (810, 492642), (972, 410535), (1215, 328428), (1458, 273690), (1620, 246321), (2187, 182460), (2430, 164214), (2916, 136845), (3041, 131220), (3645, 109476), (4374, 91230), (4860, 82107), (6082, 65610), (6561, 60820), (7290, 54738), (8748, 45615), (9123, 43740), (10935, 36492), (12164, 32805), (13122, 30410), (14580, 27369), (15205, 26244), (18246, 21870)]