280743840

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4999}}^1$

素因数の和:5036

約数の個数: 192

約数和(自身を含む): 1058400000

約数和(自身を除く): 777656160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 4999, 5616, 6240, 7020, 9360, 9998, 11232, 14040, 14997, 18720, 19996, 24995, 28080, 29994, 39992, 44991, 49990, 56160, 59988, 64987, 74985, 79984, 89982, 99980, 119976, 129974, 134973, 149970, 159968, 179964, 194961, 199960, 224955, 239952, 259948, 269946, 299940, 324935, 359928, 389922, 399920, 449910, 479904, 519896, 539892, 584883, 599880, 649870, 674865, 719856, 779844, 799840, 899820, 974805, 1039792, 1079784, 1169766, 1199760, 1299740, 1349730, 1439712, 1559688, 1754649, 1799640, 1949610, 2079584, 2159568, 2339532, 2399520, 2599480, 2699460, 2924415, 3119376, 3509298, 3599280, 3899220, 4319136, 4679064, 5198960, 5398920, 5848830, 6238752, 7018596, 7198560, 7798440, 8773245, 9358128, 10397920, 10797840, 11697660, 14037192, 15596880, 17546490, 18716256, 21595680, 23395320, 28074384, 31193760, 35092980, 46790640, 56148768, 70185960, 93581280, 140371920, 280743840]

約数ペア:

[(1, 280743840), (2, 140371920), (3, 93581280), (4, 70185960), (5, 56148768), (6, 46790640), (8, 35092980), (9, 31193760), (10, 28074384), (12, 23395320), (13, 21595680), (15, 18716256), (16, 17546490), (18, 15596880), (20, 14037192), (24, 11697660), (26, 10797840), (27, 10397920), (30, 9358128), (32, 8773245), (36, 7798440), (39, 7198560), (40, 7018596), (45, 6238752), (48, 5848830), (52, 5398920), (54, 5198960), (60, 4679064), (65, 4319136), (72, 3899220), (78, 3599280), (80, 3509298), (90, 3119376), (96, 2924415), (104, 2699460), (108, 2599480), (117, 2399520), (120, 2339532), (130, 2159568), (135, 2079584), (144, 1949610), (156, 1799640), (160, 1754649), (180, 1559688), (195, 1439712), (208, 1349730), (216, 1299740), (234, 1199760), (240, 1169766), (260, 1079784), (270, 1039792), (288, 974805), (312, 899820), (351, 799840), (360, 779844), (390, 719856), (416, 674865), (432, 649870), (468, 599880), (480, 584883), (520, 539892), (540, 519896), (585, 479904), (624, 449910), (702, 399920), (720, 389922), (780, 359928), (864, 324935), (936, 299940), (1040, 269946), (1080, 259948), (1170, 239952), (1248, 224955), (1404, 199960), (1440, 194961), (1560, 179964), (1755, 159968), (1872, 149970), (2080, 134973), (2160, 129974), (2340, 119976), (2808, 99980), (3120, 89982), (3510, 79984), (3744, 74985), (4320, 64987), (4680, 59988), (4999, 56160), (5616, 49990), (6240, 44991), (7020, 39992), (9360, 29994), (9998, 28080), (11232, 24995), (14040, 19996), (14997, 18720)]