349265280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2041

約数の個数: 256

約数和(自身を含む): 1370880000

約数和(自身を除く): 1021614720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 640, 672, 728, 780, 832, 840, 896, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1664, 1680, 1820, 1920, 1999, 2080, 2184, 2240, 2496, 2688, 2730, 2912, 3120, 3360, 3640, 3998, 4160, 4368, 4480, 4992, 5460, 5824, 5997, 6240, 6720, 7280, 7996, 8320, 8736, 9995, 10920, 11648, 11994, 12480, 13440, 13993, 14560, 15992, 17472, 19990, 21840, 23988, 24960, 25987, 27986, 29120, 29985, 31984, 34944, 39980, 41979, 43680, 47976, 51974, 55972, 58240, 59970, 63968, 69965, 77961, 79960, 83958, 87360, 95952, 103948, 111944, 119940, 127936, 129935, 139930, 155922, 159920, 167916, 174720, 181909, 191904, 207896, 209895, 223888, 239880, 255872, 259870, 279860, 311844, 319840, 335832, 363818, 383808, 389805, 415792, 419790, 447776, 479760, 519740, 545727, 559720, 623688, 639680, 671664, 727636, 767616, 779610, 831584, 839580, 895552, 909545, 959520, 1039480, 1091454, 1119440, 1247376, 1279360, 1343328, 1455272, 1559220, 1663168, 1679160, 1791104, 1819090, 1919040, 2078960, 2182908, 2238880, 2494752, 2686656, 2728635, 2910544, 3118440, 3326336, 3358320, 3638180, 3838080, 4157920, 4365816, 4477760, 4989504, 5373312, 5457270, 5821088, 6236880, 6716640, 7276360, 8315840, 8731632, 8955520, 9979008, 10914540, 11642176, 12473760, 13433280, 14552720, 16631680, 17463264, 21829080, 23284352, 24947520, 26866560, 29105440, 34926528, 43658160, 49895040, 58210880, 69853056, 87316320, 116421760, 174632640, 349265280]

約数ペア:

[(1, 349265280), (2, 174632640), (3, 116421760), (4, 87316320), (5, 69853056), (6, 58210880), (7, 49895040), (8, 43658160), (10, 34926528), (12, 29105440), (13, 26866560), (14, 24947520), (15, 23284352), (16, 21829080), (20, 17463264), (21, 16631680), (24, 14552720), (26, 13433280), (28, 12473760), (30, 11642176), (32, 10914540), (35, 9979008), (39, 8955520), (40, 8731632), (42, 8315840), (48, 7276360), (52, 6716640), (56, 6236880), (60, 5821088), (64, 5457270), (65, 5373312), (70, 4989504), (78, 4477760), (80, 4365816), (84, 4157920), (91, 3838080), (96, 3638180), (104, 3358320), (105, 3326336), (112, 3118440), (120, 2910544), (128, 2728635), (130, 2686656), (140, 2494752), (156, 2238880), (160, 2182908), (168, 2078960), (182, 1919040), (192, 1819090), (195, 1791104), (208, 1679160), (210, 1663168), (224, 1559220), (240, 1455272), (260, 1343328), (273, 1279360), (280, 1247376), (312, 1119440), (320, 1091454), (336, 1039480), (364, 959520), (384, 909545), (390, 895552), (416, 839580), (420, 831584), (448, 779610), (455, 767616), (480, 727636), (520, 671664), (546, 639680), (560, 623688), (624, 559720), (640, 545727), (672, 519740), (728, 479760), (780, 447776), (832, 419790), (840, 415792), (896, 389805), (910, 383808), (960, 363818), (1040, 335832), (1092, 319840), (1120, 311844), (1248, 279860), (1344, 259870), (1365, 255872), (1456, 239880), (1560, 223888), (1664, 209895), (1680, 207896), (1820, 191904), (1920, 181909), (1999, 174720), (2080, 167916), (2184, 159920), (2240, 155922), (2496, 139930), (2688, 129935), (2730, 127936), (2912, 119940), (3120, 111944), (3360, 103948), (3640, 95952), (3998, 87360), (4160, 83958), (4368, 79960), (4480, 77961), (4992, 69965), (5460, 63968), (5824, 59970), (5997, 58240), (6240, 55972), (6720, 51974), (7280, 47976), (7996, 43680), (8320, 41979), (8736, 39980), (9995, 34944), (10920, 31984), (11648, 29985), (11994, 29120), (12480, 27986), (13440, 25987), (13993, 24960), (14560, 23988), (15992, 21840), (17472, 19990)]