28070640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2999}}^1$

素因数の和:3031

約数の個数: 120

約数和(自身を含む): 101556000

約数和(自身を除く): 73485360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 2999, 3120, 4680, 5998, 8997, 9360, 11996, 14995, 17994, 23992, 26991, 29990, 35988, 38987, 44985, 47984, 53982, 59980, 71976, 77974, 89970, 107964, 116961, 119960, 134955, 143952, 155948, 179940, 194935, 215928, 233922, 239920, 269910, 311896, 350883, 359880, 389870, 431856, 467844, 539820, 584805, 623792, 701766, 719760, 779740, 935688, 1079640, 1169610, 1403532, 1559480, 1754415, 1871376, 2159280, 2339220, 2807064, 3118960, 3508830, 4678440, 5614128, 7017660, 9356880, 14035320, 28070640]

約数ペア:

[(1, 28070640), (2, 14035320), (3, 9356880), (4, 7017660), (5, 5614128), (6, 4678440), (8, 3508830), (9, 3118960), (10, 2807064), (12, 2339220), (13, 2159280), (15, 1871376), (16, 1754415), (18, 1559480), (20, 1403532), (24, 1169610), (26, 1079640), (30, 935688), (36, 779740), (39, 719760), (40, 701766), (45, 623792), (48, 584805), (52, 539820), (60, 467844), (65, 431856), (72, 389870), (78, 359880), (80, 350883), (90, 311896), (104, 269910), (117, 239920), (120, 233922), (130, 215928), (144, 194935), (156, 179940), (180, 155948), (195, 143952), (208, 134955), (234, 119960), (240, 116961), (260, 107964), (312, 89970), (360, 77974), (390, 71976), (468, 59980), (520, 53982), (585, 47984), (624, 44985), (720, 38987), (780, 35988), (936, 29990), (1040, 26991), (1170, 23992), (1560, 17994), (1872, 14995), (2340, 11996), (2999, 9360), (3120, 8997), (4680, 5998)]