20136667600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{659}}^1\times {\mathrm{1559}}^1$

素因数の和:2250

約数の個数: 180

約数和(自身を含む): 56398399200

約数和(自身を除く): 36261731600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 659, 700, 784, 980, 1225, 1318, 1400, 1559, 1960, 2450, 2636, 2800, 3118, 3295, 3920, 4613, 4900, 5272, 6236, 6590, 7795, 9226, 9800, 10544, 10913, 12472, 13180, 15590, 16475, 18452, 19600, 21826, 23065, 24944, 26360, 31180, 32291, 32950, 36904, 38975, 43652, 46130, 52720, 54565, 62360, 64582, 65900, 73808, 76391, 77950, 87304, 92260, 109130, 115325, 124720, 129164, 131800, 152782, 155900, 161455, 174608, 184520, 218260, 230650, 258328, 263600, 272825, 305564, 311800, 322910, 369040, 381955, 436520, 461300, 516656, 545650, 611128, 623600, 645820, 763910, 807275, 873040, 922600, 1027381, 1091300, 1222256, 1291640, 1527820, 1614550, 1845200, 1909775, 2054762, 2182600, 2583280, 3055640, 3229100, 3819550, 4109524, 4365200, 5136905, 6111280, 6458200, 7191667, 7639100, 8219048, 10273810, 12916400, 14383334, 15278200, 16438096, 20547620, 25684525, 28766668, 30556400, 35958335, 41095240, 50341669, 51369050, 57533336, 71916670, 82190480, 100683338, 102738100, 115066672, 143833340, 179791675, 201366676, 205476200, 251708345, 287666680, 359583350, 402733352, 410952400, 503416690, 575333360, 719166700, 805466704, 1006833380, 1258541725, 1438333400, 2013666760, 2517083450, 2876666800, 4027333520, 5034166900, 10068333800, 20136667600]

約数ペア:

[(1, 20136667600), (2, 10068333800), (4, 5034166900), (5, 4027333520), (7, 2876666800), (8, 2517083450), (10, 2013666760), (14, 1438333400), (16, 1258541725), (20, 1006833380), (25, 805466704), (28, 719166700), (35, 575333360), (40, 503416690), (49, 410952400), (50, 402733352), (56, 359583350), (70, 287666680), (80, 251708345), (98, 205476200), (100, 201366676), (112, 179791675), (140, 143833340), (175, 115066672), (196, 102738100), (200, 100683338), (245, 82190480), (280, 71916670), (350, 57533336), (392, 51369050), (400, 50341669), (490, 41095240), (560, 35958335), (659, 30556400), (700, 28766668), (784, 25684525), (980, 20547620), (1225, 16438096), (1318, 15278200), (1400, 14383334), (1559, 12916400), (1960, 10273810), (2450, 8219048), (2636, 7639100), (2800, 7191667), (3118, 6458200), (3295, 6111280), (3920, 5136905), (4613, 4365200), (4900, 4109524), (5272, 3819550), (6236, 3229100), (6590, 3055640), (7795, 2583280), (9226, 2182600), (9800, 2054762), (10544, 1909775), (10913, 1845200), (12472, 1614550), (13180, 1527820), (15590, 1291640), (16475, 1222256), (18452, 1091300), (19600, 1027381), (21826, 922600), (23065, 873040), (24944, 807275), (26360, 763910), (31180, 645820), (32291, 623600), (32950, 611128), (36904, 545650), (38975, 516656), (43652, 461300), (46130, 436520), (52720, 381955), (54565, 369040), (62360, 322910), (64582, 311800), (65900, 305564), (73808, 272825), (76391, 263600), (77950, 258328), (87304, 230650), (92260, 218260), (109130, 184520), (115325, 174608), (124720, 161455), (129164, 155900), (131800, 152782)]