425984640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:491

約数の個数: 256

約数和(自身を含む): 1487600640

約数和(自身を除く): 1061616000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 64, 68, 80, 85, 93, 96, 102, 120, 124, 128, 136, 155, 160, 170, 186, 192, 204, 240, 248, 255, 272, 310, 320, 340, 372, 384, 408, 421, 465, 480, 496, 510, 527, 544, 620, 640, 680, 744, 816, 842, 930, 960, 992, 1020, 1054, 1088, 1240, 1263, 1360, 1488, 1581, 1632, 1684, 1860, 1920, 1984, 2040, 2105, 2108, 2176, 2480, 2526, 2635, 2720, 2976, 3162, 3264, 3368, 3720, 3968, 4080, 4210, 4216, 4960, 5052, 5270, 5440, 5952, 6315, 6324, 6528, 6736, 7157, 7440, 7905, 8160, 8420, 8432, 9920, 10104, 10540, 10880, 11904, 12630, 12648, 13051, 13472, 14314, 14880, 15810, 16320, 16840, 16864, 19840, 20208, 21080, 21471, 25260, 25296, 26102, 26944, 28628, 29760, 31620, 32640, 33680, 33728, 35785, 39153, 40416, 42160, 42942, 50520, 50592, 52204, 53888, 57256, 59520, 63240, 65255, 67360, 67456, 71570, 78306, 80832, 84320, 85884, 101040, 101184, 104408, 107355, 114512, 126480, 130510, 134720, 143140, 156612, 161664, 168640, 171768, 195765, 202080, 202368, 208816, 214710, 221867, 229024, 252960, 261020, 269440, 286280, 313224, 337280, 343536, 391530, 404160, 417632, 429420, 443734, 458048, 505920, 522040, 572560, 626448, 665601, 687072, 783060, 808320, 835264, 858840, 887468, 916096, 1011840, 1044080, 1109335, 1145120, 1252896, 1331202, 1374144, 1566120, 1670528, 1717680, 1774936, 2088160, 2218670, 2290240, 2505792, 2662404, 2748288, 3132240, 3328005, 3435360, 3549872, 4176320, 4437340, 4580480, 5011584, 5324808, 6264480, 6656010, 6870720, 7099744, 8352640, 8874680, 10649616, 12528960, 13312020, 13741440, 14199488, 17749360, 21299232, 25057920, 26624040, 28398976, 35498720, 42598464, 53248080, 70997440, 85196928, 106496160, 141994880, 212992320, 425984640]

約数ペア:

[(1, 425984640), (2, 212992320), (3, 141994880), (4, 106496160), (5, 85196928), (6, 70997440), (8, 53248080), (10, 42598464), (12, 35498720), (15, 28398976), (16, 26624040), (17, 25057920), (20, 21299232), (24, 17749360), (30, 14199488), (31, 13741440), (32, 13312020), (34, 12528960), (40, 10649616), (48, 8874680), (51, 8352640), (60, 7099744), (62, 6870720), (64, 6656010), (68, 6264480), (80, 5324808), (85, 5011584), (93, 4580480), (96, 4437340), (102, 4176320), (120, 3549872), (124, 3435360), (128, 3328005), (136, 3132240), (155, 2748288), (160, 2662404), (170, 2505792), (186, 2290240), (192, 2218670), (204, 2088160), (240, 1774936), (248, 1717680), (255, 1670528), (272, 1566120), (310, 1374144), (320, 1331202), (340, 1252896), (372, 1145120), (384, 1109335), (408, 1044080), (421, 1011840), (465, 916096), (480, 887468), (496, 858840), (510, 835264), (527, 808320), (544, 783060), (620, 687072), (640, 665601), (680, 626448), (744, 572560), (816, 522040), (842, 505920), (930, 458048), (960, 443734), (992, 429420), (1020, 417632), (1054, 404160), (1088, 391530), (1240, 343536), (1263, 337280), (1360, 313224), (1488, 286280), (1581, 269440), (1632, 261020), (1684, 252960), (1860, 229024), (1920, 221867), (1984, 214710), (2040, 208816), (2105, 202368), (2108, 202080), (2176, 195765), (2480, 171768), (2526, 168640), (2635, 161664), (2720, 156612), (2976, 143140), (3162, 134720), (3264, 130510), (3368, 126480), (3720, 114512), (3968, 107355), (4080, 104408), (4210, 101184), (4216, 101040), (4960, 85884), (5052, 84320), (5270, 80832), (5440, 78306), (5952, 71570), (6315, 67456), (6324, 67360), (6528, 65255), (6736, 63240), (7157, 59520), (7440, 57256), (7905, 53888), (8160, 52204), (8420, 50592), (8432, 50520), (9920, 42942), (10104, 42160), (10540, 40416), (10880, 39153), (11904, 35785), (12630, 33728), (12648, 33680), (13051, 32640), (13472, 31620), (14314, 29760), (14880, 28628), (15810, 26944), (16320, 26102), (16840, 25296), (16864, 25260), (19840, 21471), (20208, 21080)]