245506560

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2459}}^1$

素因数の和:2498

約数の個数: 160

約数和(自身を含む): 845570880

約数和(自身を除く): 600064320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2080, 2459, 2496, 2560, 3120, 3328, 3840, 4160, 4918, 4992, 6240, 6656, 7377, 7680, 8320, 9836, 9984, 12295, 12480, 14754, 16640, 19672, 19968, 24590, 24960, 29508, 31967, 33280, 36885, 39344, 49180, 49920, 59016, 63934, 73770, 78688, 95901, 98360, 99840, 118032, 127868, 147540, 157376, 159835, 191802, 196720, 236064, 255736, 295080, 314752, 319670, 383604, 393440, 472128, 479505, 511472, 590160, 629504, 639340, 767208, 786880, 944256, 959010, 1022944, 1180320, 1259008, 1278680, 1534416, 1573760, 1888512, 1918020, 2045888, 2360640, 2557360, 3068832, 3147520, 3777024, 3836040, 4091776, 4721280, 5114720, 6137664, 6295040, 7672080, 8183552, 9442560, 10229440, 12275328, 15344160, 16367104, 18885120, 20458880, 24550656, 30688320, 40917760, 49101312, 61376640, 81835520, 122753280, 245506560]

約数ペア:

[(1, 245506560), (2, 122753280), (3, 81835520), (4, 61376640), (5, 49101312), (6, 40917760), (8, 30688320), (10, 24550656), (12, 20458880), (13, 18885120), (15, 16367104), (16, 15344160), (20, 12275328), (24, 10229440), (26, 9442560), (30, 8183552), (32, 7672080), (39, 6295040), (40, 6137664), (48, 5114720), (52, 4721280), (60, 4091776), (64, 3836040), (65, 3777024), (78, 3147520), (80, 3068832), (96, 2557360), (104, 2360640), (120, 2045888), (128, 1918020), (130, 1888512), (156, 1573760), (160, 1534416), (192, 1278680), (195, 1259008), (208, 1180320), (240, 1022944), (256, 959010), (260, 944256), (312, 786880), (320, 767208), (384, 639340), (390, 629504), (416, 590160), (480, 511472), (512, 479505), (520, 472128), (624, 393440), (640, 383604), (768, 319670), (780, 314752), (832, 295080), (960, 255736), (1040, 236064), (1248, 196720), (1280, 191802), (1536, 159835), (1560, 157376), (1664, 147540), (1920, 127868), (2080, 118032), (2459, 99840), (2496, 98360), (2560, 95901), (3120, 78688), (3328, 73770), (3840, 63934), (4160, 59016), (4918, 49920), (4992, 49180), (6240, 39344), (6656, 36885), (7377, 33280), (7680, 31967), (8320, 29508), (9836, 24960), (9984, 24590), (12295, 19968), (12480, 19672), (14754, 16640)]