280706400

素因数分解:

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

素因数の和:3038

約数の個数: 216

約数和(自身を含む): 1066338000

約数和(自身を除く): 785631600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 130, 144, 150, 156, 160, 180, 195, 200, 208, 225, 234, 240, 260, 288, 300, 312, 325, 360, 390, 400, 416, 450, 468, 480, 520, 585, 600, 624, 650, 720, 780, 800, 900, 936, 975, 1040, 1170, 1200, 1248, 1300, 1440, 1560, 1800, 1872, 1950, 2080, 2340, 2400, 2600, 2925, 2999, 3120, 3600, 3744, 3900, 4680, 5200, 5850, 5998, 6240, 7200, 7800, 8997, 9360, 10400, 11700, 11996, 14995, 15600, 17994, 18720, 23400, 23992, 26991, 29990, 31200, 35988, 38987, 44985, 46800, 47984, 53982, 59980, 71976, 74975, 77974, 89970, 93600, 95968, 107964, 116961, 119960, 134955, 143952, 149950, 155948, 179940, 194935, 215928, 224925, 233922, 239920, 269910, 287904, 299900, 311896, 350883, 359880, 389870, 431856, 449850, 467844, 479840, 539820, 584805, 599800, 623792, 674775, 701766, 719760, 779740, 863712, 899700, 935688, 974675, 1079640, 1169610, 1199600, 1247584, 1349550, 1403532, 1439520, 1559480, 1754415, 1799400, 1871376, 1949350, 2159280, 2339220, 2399200, 2699100, 2807064, 2924025, 3118960, 3508830, 3598800, 3742752, 3898700, 4318560, 4678440, 5398200, 5614128, 5848050, 6237920, 7017660, 7197600, 7797400, 8772075, 9356880, 10796400, 11228256, 11696100, 14035320, 15594800, 17544150, 18713760, 21592800, 23392200, 28070640, 31189600, 35088300, 46784400, 56141280, 70176600, 93568800, 140353200, 280706400]

約数ペア:

[(1, 280706400), (2, 140353200), (3, 93568800), (4, 70176600), (5, 56141280), (6, 46784400), (8, 35088300), (9, 31189600), (10, 28070640), (12, 23392200), (13, 21592800), (15, 18713760), (16, 17544150), (18, 15594800), (20, 14035320), (24, 11696100), (25, 11228256), (26, 10796400), (30, 9356880), (32, 8772075), (36, 7797400), (39, 7197600), (40, 7017660), (45, 6237920), (48, 5848050), (50, 5614128), (52, 5398200), (60, 4678440), (65, 4318560), (72, 3898700), (75, 3742752), (78, 3598800), (80, 3508830), (90, 3118960), (96, 2924025), (100, 2807064), (104, 2699100), (117, 2399200), (120, 2339220), (130, 2159280), (144, 1949350), (150, 1871376), (156, 1799400), (160, 1754415), (180, 1559480), (195, 1439520), (200, 1403532), (208, 1349550), (225, 1247584), (234, 1199600), (240, 1169610), (260, 1079640), (288, 974675), (300, 935688), (312, 899700), (325, 863712), (360, 779740), (390, 719760), (400, 701766), (416, 674775), (450, 623792), (468, 599800), (480, 584805), (520, 539820), (585, 479840), (600, 467844), (624, 449850), (650, 431856), (720, 389870), (780, 359880), (800, 350883), (900, 311896), (936, 299900), (975, 287904), (1040, 269910), (1170, 239920), (1200, 233922), (1248, 224925), (1300, 215928), (1440, 194935), (1560, 179940), (1800, 155948), (1872, 149950), (1950, 143952), (2080, 134955), (2340, 119960), (2400, 116961), (2600, 107964), (2925, 95968), (2999, 93600), (3120, 89970), (3600, 77974), (3744, 74975), (3900, 71976), (4680, 59980), (5200, 53982), (5850, 47984), (5998, 46800), (6240, 44985), (7200, 38987), (7800, 35988), (8997, 31200), (9360, 29990), (10400, 26991), (11700, 23992), (11996, 23400), (14995, 18720), (15600, 17994)]