645953280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{3433}}^1$

素因数の和:3471

約数の個数: 216

約数和(自身を含む): 2400530832

約数和(自身を除く): 1754577552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1344, 1470, 1568, 1680, 1792, 1920, 1960, 2240, 2352, 2688, 2940, 3136, 3360, 3433, 3840, 3920, 4480, 4704, 5376, 5880, 6272, 6720, 6866, 7840, 8960, 9408, 10299, 11760, 12544, 13440, 13732, 15680, 17165, 18816, 20598, 23520, 24031, 26880, 27464, 31360, 34330, 37632, 41196, 47040, 48062, 51495, 54928, 62720, 68660, 72093, 82392, 94080, 96124, 102990, 109856, 120155, 137320, 144186, 164784, 168217, 188160, 192248, 205980, 219712, 240310, 274640, 288372, 329568, 336434, 360465, 384496, 411960, 439424, 480620, 504651, 549280, 576744, 659136, 672868, 720930, 768992, 823920, 841085, 878848, 961240, 1009302, 1098560, 1153488, 1318272, 1345736, 1441860, 1537984, 1647840, 1682170, 1922480, 2018604, 2197120, 2306976, 2523255, 2636544, 2691472, 2883720, 3075968, 3295680, 3364340, 3844960, 4037208, 4394240, 4613952, 5046510, 5382944, 5767440, 6151936, 6591360, 6728680, 7689920, 8074416, 9227904, 10093020, 10765888, 11534880, 13182720, 13457360, 15379840, 16148832, 18455808, 20186040, 21531776, 23069760, 26914720, 30759680, 32297664, 40372080, 43063552, 46139520, 53829440, 64595328, 80744160, 92279040, 107658880, 129190656, 161488320, 215317760, 322976640, 645953280]

約数ペア:

[(1, 645953280), (2, 322976640), (3, 215317760), (4, 161488320), (5, 129190656), (6, 107658880), (7, 92279040), (8, 80744160), (10, 64595328), (12, 53829440), (14, 46139520), (15, 43063552), (16, 40372080), (20, 32297664), (21, 30759680), (24, 26914720), (28, 23069760), (30, 21531776), (32, 20186040), (35, 18455808), (40, 16148832), (42, 15379840), (48, 13457360), (49, 13182720), (56, 11534880), (60, 10765888), (64, 10093020), (70, 9227904), (80, 8074416), (84, 7689920), (96, 6728680), (98, 6591360), (105, 6151936), (112, 5767440), (120, 5382944), (128, 5046510), (140, 4613952), (147, 4394240), (160, 4037208), (168, 3844960), (192, 3364340), (196, 3295680), (210, 3075968), (224, 2883720), (240, 2691472), (245, 2636544), (256, 2523255), (280, 2306976), (294, 2197120), (320, 2018604), (336, 1922480), (384, 1682170), (392, 1647840), (420, 1537984), (448, 1441860), (480, 1345736), (490, 1318272), (560, 1153488), (588, 1098560), (640, 1009302), (672, 961240), (735, 878848), (768, 841085), (784, 823920), (840, 768992), (896, 720930), (960, 672868), (980, 659136), (1120, 576744), (1176, 549280), (1280, 504651), (1344, 480620), (1470, 439424), (1568, 411960), (1680, 384496), (1792, 360465), (1920, 336434), (1960, 329568), (2240, 288372), (2352, 274640), (2688, 240310), (2940, 219712), (3136, 205980), (3360, 192248), (3433, 188160), (3840, 168217), (3920, 164784), (4480, 144186), (4704, 137320), (5376, 120155), (5880, 109856), (6272, 102990), (6720, 96124), (6866, 94080), (7840, 82392), (8960, 72093), (9408, 68660), (10299, 62720), (11760, 54928), (12544, 51495), (13440, 48062), (13732, 47040), (15680, 41196), (17165, 37632), (18816, 34330), (20598, 31360), (23520, 27464), (24031, 26880)]