321666240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{317}}^1$

素因数の和:495

約数の個数: 224

約数和(自身を含む): 1178625024

約数和(自身を除く): 856958784

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 151, 160, 168, 192, 210, 224, 240, 280, 302, 317, 320, 336, 420, 448, 453, 480, 560, 604, 634, 672, 755, 840, 906, 951, 960, 1057, 1120, 1208, 1268, 1344, 1510, 1585, 1680, 1812, 1902, 2114, 2219, 2240, 2265, 2416, 2536, 3020, 3170, 3171, 3360, 3624, 3804, 4228, 4438, 4530, 4755, 4832, 5072, 5285, 6040, 6340, 6342, 6657, 6720, 7248, 7608, 8456, 8876, 9060, 9510, 9664, 10144, 10570, 11095, 12080, 12680, 12684, 13314, 14496, 15216, 15855, 16912, 17752, 18120, 19020, 20288, 21140, 22190, 24160, 25360, 25368, 26628, 28992, 30432, 31710, 33285, 33824, 35504, 36240, 38040, 42280, 44380, 47867, 48320, 50720, 50736, 53256, 60864, 63420, 66570, 67648, 71008, 72480, 76080, 84560, 88760, 95734, 101440, 101472, 106512, 126840, 133140, 142016, 143601, 144960, 152160, 169120, 177520, 191468, 202944, 213024, 239335, 253680, 266280, 287202, 304320, 335069, 338240, 355040, 382936, 426048, 478670, 507360, 532560, 574404, 670138, 710080, 718005, 765872, 957340, 1005207, 1014720, 1065120, 1148808, 1340276, 1436010, 1531744, 1675345, 1914680, 2010414, 2130240, 2297616, 2680552, 2872020, 3063488, 3350690, 3829360, 4020828, 4595232, 5026035, 5361104, 5744040, 6701380, 7658720, 8041656, 9190464, 10052070, 10722208, 11488080, 13402760, 15317440, 16083312, 20104140, 21444416, 22976160, 26805520, 32166624, 40208280, 45952320, 53611040, 64333248, 80416560, 107222080, 160833120, 321666240]

約数ペア:

[(1, 321666240), (2, 160833120), (3, 107222080), (4, 80416560), (5, 64333248), (6, 53611040), (7, 45952320), (8, 40208280), (10, 32166624), (12, 26805520), (14, 22976160), (15, 21444416), (16, 20104140), (20, 16083312), (21, 15317440), (24, 13402760), (28, 11488080), (30, 10722208), (32, 10052070), (35, 9190464), (40, 8041656), (42, 7658720), (48, 6701380), (56, 5744040), (60, 5361104), (64, 5026035), (70, 4595232), (80, 4020828), (84, 3829360), (96, 3350690), (105, 3063488), (112, 2872020), (120, 2680552), (140, 2297616), (151, 2130240), (160, 2010414), (168, 1914680), (192, 1675345), (210, 1531744), (224, 1436010), (240, 1340276), (280, 1148808), (302, 1065120), (317, 1014720), (320, 1005207), (336, 957340), (420, 765872), (448, 718005), (453, 710080), (480, 670138), (560, 574404), (604, 532560), (634, 507360), (672, 478670), (755, 426048), (840, 382936), (906, 355040), (951, 338240), (960, 335069), (1057, 304320), (1120, 287202), (1208, 266280), (1268, 253680), (1344, 239335), (1510, 213024), (1585, 202944), (1680, 191468), (1812, 177520), (1902, 169120), (2114, 152160), (2219, 144960), (2240, 143601), (2265, 142016), (2416, 133140), (2536, 126840), (3020, 106512), (3170, 101472), (3171, 101440), (3360, 95734), (3624, 88760), (3804, 84560), (4228, 76080), (4438, 72480), (4530, 71008), (4755, 67648), (4832, 66570), (5072, 63420), (5285, 60864), (6040, 53256), (6340, 50736), (6342, 50720), (6657, 48320), (6720, 47867), (7248, 44380), (7608, 42280), (8456, 38040), (8876, 36240), (9060, 35504), (9510, 33824), (9664, 33285), (10144, 31710), (10570, 30432), (11095, 28992), (12080, 26628), (12680, 25368), (12684, 25360), (13314, 24160), (14496, 22190), (15216, 21140), (15855, 20288), (16912, 19020), (17752, 18120)]