225160880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:907

約数の個数: 120

約数和(自身を含む): 618308640

約数和(自身を除く): 393147760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 196, 245, 280, 284, 355, 392, 490, 497, 560, 568, 710, 784, 809, 980, 994, 1136, 1420, 1618, 1960, 1988, 2485, 2840, 3236, 3479, 3920, 3976, 4045, 4970, 5663, 5680, 6472, 6958, 7952, 8090, 9940, 11326, 12944, 13916, 16180, 17395, 19880, 22652, 27832, 28315, 32360, 34790, 39641, 39760, 45304, 55664, 56630, 57439, 64720, 69580, 79282, 90608, 113260, 114878, 139160, 158564, 198205, 226520, 229756, 278320, 287195, 317128, 396410, 402073, 453040, 459512, 574390, 634256, 792820, 804146, 919024, 1148780, 1585640, 1608292, 2010365, 2297560, 2814511, 3171280, 3216584, 4020730, 4595120, 5629022, 6433168, 8041460, 11258044, 14072555, 16082920, 22516088, 28145110, 32165840, 45032176, 56290220, 112580440, 225160880]

約数ペア:

[(1, 225160880), (2, 112580440), (4, 56290220), (5, 45032176), (7, 32165840), (8, 28145110), (10, 22516088), (14, 16082920), (16, 14072555), (20, 11258044), (28, 8041460), (35, 6433168), (40, 5629022), (49, 4595120), (56, 4020730), (70, 3216584), (71, 3171280), (80, 2814511), (98, 2297560), (112, 2010365), (140, 1608292), (142, 1585640), (196, 1148780), (245, 919024), (280, 804146), (284, 792820), (355, 634256), (392, 574390), (490, 459512), (497, 453040), (560, 402073), (568, 396410), (710, 317128), (784, 287195), (809, 278320), (980, 229756), (994, 226520), (1136, 198205), (1420, 158564), (1618, 139160), (1960, 114878), (1988, 113260), (2485, 90608), (2840, 79282), (3236, 69580), (3479, 64720), (3920, 57439), (3976, 56630), (4045, 55664), (4970, 45304), (5663, 39760), (5680, 39641), (6472, 34790), (6958, 32360), (7952, 28315), (8090, 27832), (9940, 22652), (11326, 19880), (12944, 17395), (13916, 16180)]