315328000

素因数分解:

$2^9\times 5^3\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:425

約数の個数: 160

約数和(自身を含む): 849008160

約数和(自身を除く): 533680160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 160, 200, 208, 250, 256, 260, 320, 325, 379, 400, 416, 500, 512, 520, 640, 650, 758, 800, 832, 1000, 1040, 1280, 1300, 1516, 1600, 1625, 1664, 1895, 2000, 2080, 2560, 2600, 3032, 3200, 3250, 3328, 3790, 4000, 4160, 4927, 5200, 6064, 6400, 6500, 6656, 7580, 8000, 8320, 9475, 9854, 10400, 12128, 12800, 13000, 15160, 16000, 16640, 18950, 19708, 20800, 24256, 24635, 26000, 30320, 32000, 33280, 37900, 39416, 41600, 47375, 48512, 49270, 52000, 60640, 64000, 75800, 78832, 83200, 94750, 97024, 98540, 104000, 121280, 123175, 151600, 157664, 166400, 189500, 194048, 197080, 208000, 242560, 246350, 303200, 315328, 379000, 394160, 416000, 485120, 492700, 606400, 615875, 630656, 758000, 788320, 832000, 970240, 985400, 1212800, 1231750, 1261312, 1516000, 1576640, 1970800, 2425600, 2463500, 2522624, 3032000, 3153280, 3941600, 4851200, 4927000, 6064000, 6306560, 7883200, 9854000, 12128000, 12613120, 15766400, 19708000, 24256000, 31532800, 39416000, 63065600, 78832000, 157664000, 315328000]

約数ペア:

[(1, 315328000), (2, 157664000), (4, 78832000), (5, 63065600), (8, 39416000), (10, 31532800), (13, 24256000), (16, 19708000), (20, 15766400), (25, 12613120), (26, 12128000), (32, 9854000), (40, 7883200), (50, 6306560), (52, 6064000), (64, 4927000), (65, 4851200), (80, 3941600), (100, 3153280), (104, 3032000), (125, 2522624), (128, 2463500), (130, 2425600), (160, 1970800), (200, 1576640), (208, 1516000), (250, 1261312), (256, 1231750), (260, 1212800), (320, 985400), (325, 970240), (379, 832000), (400, 788320), (416, 758000), (500, 630656), (512, 615875), (520, 606400), (640, 492700), (650, 485120), (758, 416000), (800, 394160), (832, 379000), (1000, 315328), (1040, 303200), (1280, 246350), (1300, 242560), (1516, 208000), (1600, 197080), (1625, 194048), (1664, 189500), (1895, 166400), (2000, 157664), (2080, 151600), (2560, 123175), (2600, 121280), (3032, 104000), (3200, 98540), (3250, 97024), (3328, 94750), (3790, 83200), (4000, 78832), (4160, 75800), (4927, 64000), (5200, 60640), (6064, 52000), (6400, 49270), (6500, 48512), (6656, 47375), (7580, 41600), (8000, 39416), (8320, 37900), (9475, 33280), (9854, 32000), (10400, 30320), (12128, 26000), (12800, 24635), (13000, 24256), (15160, 20800), (16000, 19708), (16640, 18950)]