286896480

素因数分解:

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

素因数の和:2053

約数の個数: 192

約数和(自身を含む): 1016064000

約数和(自身を除く): 729167520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 96, 104, 115, 120, 130, 138, 156, 160, 184, 195, 208, 230, 240, 260, 276, 299, 312, 345, 368, 390, 416, 460, 480, 520, 552, 598, 624, 690, 736, 780, 897, 920, 1040, 1104, 1196, 1248, 1380, 1495, 1560, 1794, 1840, 1999, 2080, 2208, 2392, 2760, 2990, 3120, 3588, 3680, 3998, 4485, 4784, 5520, 5980, 5997, 6240, 7176, 7996, 8970, 9568, 9995, 11040, 11960, 11994, 14352, 15992, 17940, 19990, 23920, 23988, 25987, 28704, 29985, 31984, 35880, 39980, 45977, 47840, 47976, 51974, 59970, 63968, 71760, 77961, 79960, 91954, 95952, 103948, 119940, 129935, 137931, 143520, 155922, 159920, 183908, 191904, 207896, 229885, 239880, 259870, 275862, 311844, 319840, 367816, 389805, 415792, 459770, 479760, 519740, 551724, 597701, 623688, 689655, 735632, 779610, 831584, 919540, 959520, 1039480, 1103448, 1195402, 1247376, 1379310, 1471264, 1559220, 1793103, 1839080, 2078960, 2206896, 2390804, 2494752, 2758620, 2988505, 3118440, 3586206, 3678160, 4157920, 4413792, 4781608, 5517240, 5977010, 6236880, 7172412, 7356320, 8965515, 9563216, 11034480, 11954020, 12473760, 14344824, 17931030, 19126432, 22068960, 23908040, 28689648, 35862060, 47816080, 57379296, 71724120, 95632160, 143448240, 286896480]

約数ペア:

[(1, 286896480), (2, 143448240), (3, 95632160), (4, 71724120), (5, 57379296), (6, 47816080), (8, 35862060), (10, 28689648), (12, 23908040), (13, 22068960), (15, 19126432), (16, 17931030), (20, 14344824), (23, 12473760), (24, 11954020), (26, 11034480), (30, 9563216), (32, 8965515), (39, 7356320), (40, 7172412), (46, 6236880), (48, 5977010), (52, 5517240), (60, 4781608), (65, 4413792), (69, 4157920), (78, 3678160), (80, 3586206), (92, 3118440), (96, 2988505), (104, 2758620), (115, 2494752), (120, 2390804), (130, 2206896), (138, 2078960), (156, 1839080), (160, 1793103), (184, 1559220), (195, 1471264), (208, 1379310), (230, 1247376), (240, 1195402), (260, 1103448), (276, 1039480), (299, 959520), (312, 919540), (345, 831584), (368, 779610), (390, 735632), (416, 689655), (460, 623688), (480, 597701), (520, 551724), (552, 519740), (598, 479760), (624, 459770), (690, 415792), (736, 389805), (780, 367816), (897, 319840), (920, 311844), (1040, 275862), (1104, 259870), (1196, 239880), (1248, 229885), (1380, 207896), (1495, 191904), (1560, 183908), (1794, 159920), (1840, 155922), (1999, 143520), (2080, 137931), (2208, 129935), (2392, 119940), (2760, 103948), (2990, 95952), (3120, 91954), (3588, 79960), (3680, 77961), (3998, 71760), (4485, 63968), (4784, 59970), (5520, 51974), (5980, 47976), (5997, 47840), (6240, 45977), (7176, 39980), (7996, 35880), (8970, 31984), (9568, 29985), (9995, 28704), (11040, 25987), (11960, 23988), (11994, 23920), (14352, 19990), (15992, 17940)]