685929920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 224

約数和(自身を含む): 1880299008

約数和(自身を除く): 1194369088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 67, 80, 92, 104, 107, 115, 130, 134, 160, 184, 208, 214, 230, 260, 268, 299, 320, 335, 368, 416, 428, 460, 520, 535, 536, 598, 670, 736, 832, 856, 871, 920, 1040, 1070, 1072, 1196, 1340, 1391, 1472, 1495, 1541, 1712, 1742, 1840, 2080, 2140, 2144, 2392, 2461, 2680, 2782, 2990, 3082, 3424, 3484, 3680, 4160, 4280, 4288, 4355, 4784, 4922, 5360, 5564, 5980, 6164, 6848, 6955, 6968, 7169, 7360, 7705, 8560, 8710, 9568, 9844, 10720, 11128, 11960, 12305, 12328, 13910, 13936, 14338, 15410, 17120, 17420, 19136, 19688, 20033, 21440, 22256, 23920, 24610, 24656, 27820, 27872, 28676, 30820, 31993, 34240, 34840, 35845, 39376, 40066, 44512, 47840, 49220, 49312, 55640, 55744, 57352, 61640, 63986, 69680, 71690, 78752, 80132, 89024, 93197, 95680, 98440, 98624, 100165, 111280, 114704, 123280, 127972, 139360, 143380, 157504, 159965, 160264, 164887, 186394, 196880, 200330, 222560, 229408, 246560, 255944, 278720, 286760, 319930, 320528, 329774, 372788, 393760, 400660, 445120, 458816, 465985, 493120, 511888, 573520, 639860, 641056, 659548, 745576, 787520, 801320, 824435, 931970, 1023776, 1147040, 1279720, 1282112, 1319096, 1491152, 1602640, 1648870, 1863940, 2047552, 2143531, 2294080, 2559440, 2638192, 2982304, 3205280, 3297740, 3727880, 4287062, 5118880, 5276384, 5964608, 6410560, 6595480, 7455760, 8574124, 10237760, 10552768, 10717655, 13190960, 14911520, 17148248, 21435310, 26381920, 29823040, 34296496, 42870620, 52763840, 68592992, 85741240, 137185984, 171482480, 342964960, 685929920]

約数ペア:

[(1, 685929920), (2, 342964960), (4, 171482480), (5, 137185984), (8, 85741240), (10, 68592992), (13, 52763840), (16, 42870620), (20, 34296496), (23, 29823040), (26, 26381920), (32, 21435310), (40, 17148248), (46, 14911520), (52, 13190960), (64, 10717655), (65, 10552768), (67, 10237760), (80, 8574124), (92, 7455760), (104, 6595480), (107, 6410560), (115, 5964608), (130, 5276384), (134, 5118880), (160, 4287062), (184, 3727880), (208, 3297740), (214, 3205280), (230, 2982304), (260, 2638192), (268, 2559440), (299, 2294080), (320, 2143531), (335, 2047552), (368, 1863940), (416, 1648870), (428, 1602640), (460, 1491152), (520, 1319096), (535, 1282112), (536, 1279720), (598, 1147040), (670, 1023776), (736, 931970), (832, 824435), (856, 801320), (871, 787520), (920, 745576), (1040, 659548), (1070, 641056), (1072, 639860), (1196, 573520), (1340, 511888), (1391, 493120), (1472, 465985), (1495, 458816), (1541, 445120), (1712, 400660), (1742, 393760), (1840, 372788), (2080, 329774), (2140, 320528), (2144, 319930), (2392, 286760), (2461, 278720), (2680, 255944), (2782, 246560), (2990, 229408), (3082, 222560), (3424, 200330), (3484, 196880), (3680, 186394), (4160, 164887), (4280, 160264), (4288, 159965), (4355, 157504), (4784, 143380), (4922, 139360), (5360, 127972), (5564, 123280), (5980, 114704), (6164, 111280), (6848, 100165), (6955, 98624), (6968, 98440), (7169, 95680), (7360, 93197), (7705, 89024), (8560, 80132), (8710, 78752), (9568, 71690), (9844, 69680), (10720, 63986), (11128, 61640), (11960, 57352), (12305, 55744), (12328, 55640), (13910, 49312), (13936, 49220), (14338, 47840), (15410, 44512), (17120, 40066), (17420, 39376), (19136, 35845), (19688, 34840), (20033, 34240), (21440, 31993), (22256, 30820), (23920, 28676), (24610, 27872), (24656, 27820)]