637807872

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:556

約数の個数: 144

約数和(自身を含む): 1843099328

約数和(自身を除く): 1205291456

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 193, 208, 256, 312, 331, 384, 386, 416, 579, 624, 662, 768, 772, 832, 993, 1158, 1248, 1324, 1544, 1664, 1986, 2316, 2496, 2509, 2648, 3088, 3328, 3972, 4303, 4632, 4992, 5018, 5296, 6176, 7527, 7944, 8606, 9264, 9984, 10036, 10592, 12352, 12909, 15054, 15888, 17212, 18528, 20072, 21184, 24704, 25818, 30108, 31776, 34424, 37056, 40144, 42368, 49408, 51636, 60216, 63552, 63883, 68848, 74112, 80288, 84736, 103272, 120432, 127104, 127766, 137696, 148224, 160576, 191649, 206544, 240864, 254208, 255532, 275392, 321152, 383298, 413088, 481728, 511064, 550784, 642304, 766596, 826176, 830479, 963456, 1022128, 1101568, 1533192, 1652352, 1660958, 1926912, 2044256, 2491437, 3066384, 3304704, 3321916, 4088512, 4982874, 6132768, 6643832, 8177024, 9965748, 12265536, 13287664, 16354048, 19931496, 24531072, 26575328, 39862992, 49062144, 53150656, 79725984, 106301312, 159451968, 212602624, 318903936, 637807872]

約数ペア:

[(1, 637807872), (2, 318903936), (3, 212602624), (4, 159451968), (6, 106301312), (8, 79725984), (12, 53150656), (13, 49062144), (16, 39862992), (24, 26575328), (26, 24531072), (32, 19931496), (39, 16354048), (48, 13287664), (52, 12265536), (64, 9965748), (78, 8177024), (96, 6643832), (104, 6132768), (128, 4982874), (156, 4088512), (192, 3321916), (193, 3304704), (208, 3066384), (256, 2491437), (312, 2044256), (331, 1926912), (384, 1660958), (386, 1652352), (416, 1533192), (579, 1101568), (624, 1022128), (662, 963456), (768, 830479), (772, 826176), (832, 766596), (993, 642304), (1158, 550784), (1248, 511064), (1324, 481728), (1544, 413088), (1664, 383298), (1986, 321152), (2316, 275392), (2496, 255532), (2509, 254208), (2648, 240864), (3088, 206544), (3328, 191649), (3972, 160576), (4303, 148224), (4632, 137696), (4992, 127766), (5018, 127104), (5296, 120432), (6176, 103272), (7527, 84736), (7944, 80288), (8606, 74112), (9264, 68848), (9984, 63883), (10036, 63552), (10592, 60216), (12352, 51636), (12909, 49408), (15054, 42368), (15888, 40144), (17212, 37056), (18528, 34424), (20072, 31776), (21184, 30108), (24704, 25818)]