2507377920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4159}}^1$

素因数の和:4340

約数の個数: 144

約数和(自身を含む): 8060881920

約数和(自身を除く): 5553504000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 256, 314, 320, 384, 471, 480, 628, 640, 768, 785, 942, 960, 1256, 1280, 1570, 1884, 1920, 2355, 2512, 3140, 3768, 3840, 4159, 4710, 5024, 6280, 7536, 8318, 9420, 10048, 12477, 12560, 15072, 16636, 18840, 20096, 20795, 24954, 25120, 30144, 33272, 37680, 40192, 41590, 49908, 50240, 60288, 62385, 66544, 75360, 83180, 99816, 100480, 120576, 124770, 133088, 150720, 166360, 199632, 200960, 249540, 266176, 301440, 332720, 399264, 499080, 532352, 602880, 652963, 665440, 798528, 998160, 1064704, 1305926, 1330880, 1597056, 1958889, 1996320, 2611852, 2661760, 3194112, 3264815, 3917778, 3992640, 5223704, 5323520, 6529630, 7835556, 7985280, 9794445, 10447408, 13059260, 15671112, 15970560, 19588890, 20894816, 26118520, 31342224, 39177780, 41789632, 52237040, 62684448, 78355560, 83579264, 104474080, 125368896, 156711120, 167158528, 208948160, 250737792, 313422240, 417896320, 501475584, 626844480, 835792640, 1253688960, 2507377920]

約数ペア:

[(1, 2507377920), (2, 1253688960), (3, 835792640), (4, 626844480), (5, 501475584), (6, 417896320), (8, 313422240), (10, 250737792), (12, 208948160), (15, 167158528), (16, 156711120), (20, 125368896), (24, 104474080), (30, 83579264), (32, 78355560), (40, 62684448), (48, 52237040), (60, 41789632), (64, 39177780), (80, 31342224), (96, 26118520), (120, 20894816), (128, 19588890), (157, 15970560), (160, 15671112), (192, 13059260), (240, 10447408), (256, 9794445), (314, 7985280), (320, 7835556), (384, 6529630), (471, 5323520), (480, 5223704), (628, 3992640), (640, 3917778), (768, 3264815), (785, 3194112), (942, 2661760), (960, 2611852), (1256, 1996320), (1280, 1958889), (1570, 1597056), (1884, 1330880), (1920, 1305926), (2355, 1064704), (2512, 998160), (3140, 798528), (3768, 665440), (3840, 652963), (4159, 602880), (4710, 532352), (5024, 499080), (6280, 399264), (7536, 332720), (8318, 301440), (9420, 266176), (10048, 249540), (12477, 200960), (12560, 199632), (15072, 166360), (16636, 150720), (18840, 133088), (20096, 124770), (20795, 120576), (24954, 100480), (25120, 99816), (30144, 83180), (33272, 75360), (37680, 66544), (40192, 62385), (41590, 60288), (49908, 50240)]