1721378880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2058

約数の個数: 336

約数和(自身を含む): 6656832000

約数和(自身を除く): 4935453120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 30, 32, 36, 39, 40, 45, 46, 48, 52, 60, 64, 65, 69, 72, 78, 80, 90, 92, 96, 104, 115, 117, 120, 130, 138, 144, 156, 160, 180, 184, 192, 195, 207, 208, 230, 234, 240, 260, 276, 288, 299, 312, 320, 345, 360, 368, 390, 414, 416, 460, 468, 480, 520, 552, 576, 585, 598, 624, 690, 720, 736, 780, 828, 832, 897, 920, 936, 960, 1035, 1040, 1104, 1170, 1196, 1248, 1380, 1440, 1472, 1495, 1560, 1656, 1794, 1840, 1872, 1999, 2070, 2080, 2208, 2340, 2392, 2496, 2691, 2760, 2880, 2990, 3120, 3312, 3588, 3680, 3744, 3998, 4140, 4160, 4416, 4485, 4680, 4784, 5382, 5520, 5980, 5997, 6240, 6624, 7176, 7360, 7488, 7996, 8280, 8970, 9360, 9568, 9995, 10764, 11040, 11960, 11994, 12480, 13248, 13455, 14352, 15992, 16560, 17940, 17991, 18720, 19136, 19990, 21528, 22080, 23920, 23988, 25987, 26910, 28704, 29985, 31984, 33120, 35880, 35982, 37440, 39980, 43056, 45977, 47840, 47976, 51974, 53820, 57408, 59970, 63968, 66240, 71760, 71964, 77961, 79960, 86112, 89955, 91954, 95680, 95952, 103948, 107640, 119940, 127936, 129935, 137931, 143520, 143928, 155922, 159920, 172224, 179910, 183908, 191904, 207896, 215280, 229885, 233883, 239880, 259870, 275862, 287040, 287856, 311844, 319840, 359820, 367816, 383808, 389805, 413793, 415792, 430560, 459770, 467766, 479760, 519740, 551724, 575712, 597701, 623688, 639680, 689655, 719640, 735632, 779610, 827586, 831584, 861120, 919540, 935532, 959520, 1039480, 1103448, 1151424, 1169415, 1195402, 1247376, 1379310, 1439280, 1471264, 1559220, 1655172, 1663168, 1793103, 1839080, 1871064, 1919040, 2068965, 2078960, 2206896, 2338830, 2390804, 2494752, 2758620, 2878560, 2942528, 2988505, 3118440, 3310344, 3586206, 3678160, 3742128, 4137930, 4157920, 4413792, 4677660, 4781608, 4989504, 5379309, 5517240, 5757120, 5977010, 6236880, 6620688, 7172412, 7356320, 7484256, 8275860, 8315840, 8827584, 8965515, 9355320, 9563216, 10758618, 11034480, 11954020, 12473760, 13241376, 14344824, 14712640, 14968512, 16551720, 17931030, 18710640, 19126432, 21517236, 22068960, 23908040, 24947520, 26482752, 26896545, 28689648, 33103440, 35862060, 37421280, 38252864, 43034472, 44137920, 47816080, 53793090, 57379296, 66206880, 71724120, 74842560, 86068944, 95632160, 107586180, 114758592, 132413760, 143448240, 172137888, 191264320, 215172360, 286896480, 344275776, 430344720, 573792960, 860689440, 1721378880]

約数ペア:

[(1, 1721378880), (2, 860689440), (3, 573792960), (4, 430344720), (5, 344275776), (6, 286896480), (8, 215172360), (9, 191264320), (10, 172137888), (12, 143448240), (13, 132413760), (15, 114758592), (16, 107586180), (18, 95632160), (20, 86068944), (23, 74842560), (24, 71724120), (26, 66206880), (30, 57379296), (32, 53793090), (36, 47816080), (39, 44137920), (40, 43034472), (45, 38252864), (46, 37421280), (48, 35862060), (52, 33103440), (60, 28689648), (64, 26896545), (65, 26482752), (69, 24947520), (72, 23908040), (78, 22068960), (80, 21517236), (90, 19126432), (92, 18710640), (96, 17931030), (104, 16551720), (115, 14968512), (117, 14712640), (120, 14344824), (130, 13241376), (138, 12473760), (144, 11954020), (156, 11034480), (160, 10758618), (180, 9563216), (184, 9355320), (192, 8965515), (195, 8827584), (207, 8315840), (208, 8275860), (230, 7484256), (234, 7356320), (240, 7172412), (260, 6620688), (276, 6236880), (288, 5977010), (299, 5757120), (312, 5517240), (320, 5379309), (345, 4989504), (360, 4781608), (368, 4677660), (390, 4413792), (414, 4157920), (416, 4137930), (460, 3742128), (468, 3678160), (480, 3586206), (520, 3310344), (552, 3118440), (576, 2988505), (585, 2942528), (598, 2878560), (624, 2758620), (690, 2494752), (720, 2390804), (736, 2338830), (780, 2206896), (828, 2078960), (832, 2068965), (897, 1919040), (920, 1871064), (936, 1839080), (960, 1793103), (1035, 1663168), (1040, 1655172), (1104, 1559220), (1170, 1471264), (1196, 1439280), (1248, 1379310), (1380, 1247376), (1440, 1195402), (1472, 1169415), (1495, 1151424), (1560, 1103448), (1656, 1039480), (1794, 959520), (1840, 935532), (1872, 919540), (1999, 861120), (2070, 831584), (2080, 827586), (2208, 779610), (2340, 735632), (2392, 719640), (2496, 689655), (2691, 639680), (2760, 623688), (2880, 597701), (2990, 575712), (3120, 551724), (3312, 519740), (3588, 479760), (3680, 467766), (3744, 459770), (3998, 430560), (4140, 415792), (4160, 413793), (4416, 389805), (4485, 383808), (4680, 367816), (4784, 359820), (5382, 319840), (5520, 311844), (5980, 287856), (5997, 287040), (6240, 275862), (6624, 259870), (7176, 239880), (7360, 233883), (7488, 229885), (7996, 215280), (8280, 207896), (8970, 191904), (9360, 183908), (9568, 179910), (9995, 172224), (10764, 159920), (11040, 155922), (11960, 143928), (11994, 143520), (12480, 137931), (13248, 129935), (13455, 127936), (14352, 119940), (15992, 107640), (16560, 103948), (17940, 95952), (17991, 95680), (18720, 91954), (19136, 89955), (19990, 86112), (21528, 79960), (22080, 77961), (23920, 71964), (23988, 71760), (25987, 66240), (26910, 63968), (28704, 59970), (29985, 57408), (31984, 53820), (33120, 51974), (35880, 47976), (35982, 47840), (37440, 45977), (39980, 43056)]