2278575

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:89

約数の個数: 72

約数和(自身を含む): 4739280

約数和(自身を除く): 2460705

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 41, 45, 57, 65, 75, 95, 117, 123, 171, 195, 205, 225, 247, 285, 325, 369, 475, 533, 585, 615, 741, 779, 855, 975, 1025, 1235, 1425, 1599, 1845, 2223, 2337, 2665, 2925, 3075, 3705, 3895, 4275, 4797, 6175, 7011, 7995, 9225, 10127, 11115, 11685, 13325, 18525, 19475, 23985, 30381, 35055, 39975, 50635, 55575, 58425, 91143, 119925, 151905, 175275, 253175, 455715, 759525, 2278575]

約数ペア:

[(1, 2278575), (3, 759525), (5, 455715), (9, 253175), (13, 175275), (15, 151905), (19, 119925), (25, 91143), (39, 58425), (41, 55575), (45, 50635), (57, 39975), (65, 35055), (75, 30381), (95, 23985), (117, 19475), (123, 18525), (171, 13325), (195, 11685), (205, 11115), (225, 10127), (247, 9225), (285, 7995), (325, 7011), (369, 6175), (475, 4797), (533, 4275), (585, 3895), (615, 3705), (741, 3075), (779, 2925), (855, 2665), (975, 2337), (1025, 2223), (1235, 1845), (1425, 1599)]