204650040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{243631}}^1$

素因数の和:243652

約数の個数: 64

約数和(自身を含む): 701660160

約数和(自身を除く): 497010120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 243631, 487262, 730893, 974524, 1218155, 1461786, 1705417, 1949048, 2436310, 2923572, 3410834, 3654465, 4872620, 5116251, 5847144, 6821668, 7308930, 8527085, 9745240, 10232502, 13643336, 14617860, 17054170, 20465004, 25581255, 29235720, 34108340, 40930008, 51162510, 68216680, 102325020, 204650040]

約数ペア:

[(1, 204650040), (2, 102325020), (3, 68216680), (4, 51162510), (5, 40930008), (6, 34108340), (7, 29235720), (8, 25581255), (10, 20465004), (12, 17054170), (14, 14617860), (15, 13643336), (20, 10232502), (21, 9745240), (24, 8527085), (28, 7308930), (30, 6821668), (35, 5847144), (40, 5116251), (42, 4872620), (56, 3654465), (60, 3410834), (70, 2923572), (84, 2436310), (105, 1949048), (120, 1705417), (140, 1461786), (168, 1218155), (210, 974524), (280, 730893), (420, 487262), (840, 243631)]