318115840

素因数分解:

$2^{12}\times 5^1\times 7^2\times {\mathrm{317}}^1$

素因数の和:360

約数の個数: 156

約数和(自身を含む): 890820396

約数和(自身を除く): 572704556

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 317, 320, 392, 448, 490, 512, 560, 634, 640, 784, 896, 980, 1024, 1120, 1268, 1280, 1568, 1585, 1792, 1960, 2048, 2219, 2240, 2536, 2560, 3136, 3170, 3584, 3920, 4096, 4438, 4480, 5072, 5120, 6272, 6340, 7168, 7840, 8876, 8960, 10144, 10240, 11095, 12544, 12680, 14336, 15533, 15680, 17752, 17920, 20288, 20480, 22190, 25088, 25360, 28672, 31066, 31360, 35504, 35840, 40576, 44380, 50176, 50720, 62132, 62720, 71008, 71680, 77665, 81152, 88760, 100352, 101440, 124264, 125440, 142016, 143360, 155330, 162304, 177520, 200704, 202880, 248528, 250880, 284032, 310660, 324608, 355040, 405760, 497056, 501760, 568064, 621320, 649216, 710080, 811520, 994112, 1003520, 1136128, 1242640, 1298432, 1420160, 1623040, 1988224, 2272256, 2485280, 2840320, 3246080, 3976448, 4544512, 4970560, 5680640, 6492160, 7952896, 9089024, 9941120, 11361280, 15905792, 19882240, 22722560, 31811584, 39764480, 45445120, 63623168, 79528960, 159057920, 318115840]

約数ペア:

[(1, 318115840), (2, 159057920), (4, 79528960), (5, 63623168), (7, 45445120), (8, 39764480), (10, 31811584), (14, 22722560), (16, 19882240), (20, 15905792), (28, 11361280), (32, 9941120), (35, 9089024), (40, 7952896), (49, 6492160), (56, 5680640), (64, 4970560), (70, 4544512), (80, 3976448), (98, 3246080), (112, 2840320), (128, 2485280), (140, 2272256), (160, 1988224), (196, 1623040), (224, 1420160), (245, 1298432), (256, 1242640), (280, 1136128), (317, 1003520), (320, 994112), (392, 811520), (448, 710080), (490, 649216), (512, 621320), (560, 568064), (634, 501760), (640, 497056), (784, 405760), (896, 355040), (980, 324608), (1024, 310660), (1120, 284032), (1268, 250880), (1280, 248528), (1568, 202880), (1585, 200704), (1792, 177520), (1960, 162304), (2048, 155330), (2219, 143360), (2240, 142016), (2536, 125440), (2560, 124264), (3136, 101440), (3170, 100352), (3584, 88760), (3920, 81152), (4096, 77665), (4438, 71680), (4480, 71008), (5072, 62720), (5120, 62132), (6272, 50720), (6340, 50176), (7168, 44380), (7840, 40576), (8876, 35840), (8960, 35504), (10144, 31360), (10240, 31066), (11095, 28672), (12544, 25360), (12680, 25088), (14336, 22190), (15533, 20480), (15680, 20288), (17752, 17920)]