317449600

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^2\times {\mathrm{587}}^1$

素因数の和:637

約数の個数: 144

約数和(自身を含む): 850609620

約数和(自身を除く): 533160020

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 169, 200, 208, 260, 320, 325, 338, 400, 416, 520, 587, 640, 650, 676, 800, 832, 845, 1040, 1174, 1300, 1352, 1600, 1664, 1690, 2080, 2348, 2600, 2704, 2935, 3200, 3380, 4160, 4225, 4696, 5200, 5408, 5870, 6760, 7631, 8320, 8450, 9392, 10400, 10816, 11740, 13520, 14675, 15262, 16900, 18784, 20800, 21632, 23480, 27040, 29350, 30524, 33800, 37568, 38155, 41600, 46960, 54080, 58700, 61048, 67600, 75136, 76310, 93920, 99203, 108160, 117400, 122096, 135200, 152620, 187840, 190775, 198406, 234800, 244192, 270400, 305240, 375680, 381550, 396812, 469600, 488384, 496015, 540800, 610480, 763100, 793624, 939200, 976768, 992030, 1220960, 1526200, 1587248, 1878400, 1984060, 2441920, 2480075, 3052400, 3174496, 3968120, 4883840, 4960150, 6104800, 6348992, 7936240, 9920300, 12209600, 12697984, 15872480, 19840600, 24419200, 31744960, 39681200, 63489920, 79362400, 158724800, 317449600]

約数ペア:

[(1, 317449600), (2, 158724800), (4, 79362400), (5, 63489920), (8, 39681200), (10, 31744960), (13, 24419200), (16, 19840600), (20, 15872480), (25, 12697984), (26, 12209600), (32, 9920300), (40, 7936240), (50, 6348992), (52, 6104800), (64, 4960150), (65, 4883840), (80, 3968120), (100, 3174496), (104, 3052400), (128, 2480075), (130, 2441920), (160, 1984060), (169, 1878400), (200, 1587248), (208, 1526200), (260, 1220960), (320, 992030), (325, 976768), (338, 939200), (400, 793624), (416, 763100), (520, 610480), (587, 540800), (640, 496015), (650, 488384), (676, 469600), (800, 396812), (832, 381550), (845, 375680), (1040, 305240), (1174, 270400), (1300, 244192), (1352, 234800), (1600, 198406), (1664, 190775), (1690, 187840), (2080, 152620), (2348, 135200), (2600, 122096), (2704, 117400), (2935, 108160), (3200, 99203), (3380, 93920), (4160, 76310), (4225, 75136), (4696, 67600), (5200, 61048), (5408, 58700), (5870, 54080), (6760, 46960), (7631, 41600), (8320, 38155), (8450, 37568), (9392, 33800), (10400, 30524), (10816, 29350), (11740, 27040), (13520, 23480), (14675, 21632), (15262, 20800), (16900, 18784)]