128849760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6883}}^1$

素因数の和:6917

約数の個数: 144

約数和(自身を含む): 473591664

約数和(自身を除く): 344741904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 6883, 9360, 13766, 18720, 20649, 27532, 34415, 41298, 55064, 61947, 68830, 82596, 89479, 103245, 110128, 123894, 137660, 165192, 178958, 206490, 220256, 247788, 268437, 275320, 309735, 330384, 357916, 412980, 447395, 495576, 536874, 550640, 619470, 660768, 715832, 805311, 825960, 894790, 991152, 1073748, 1101280, 1238940, 1342185, 1431664, 1610622, 1651920, 1789580, 1982304, 2147496, 2477880, 2684370, 2863328, 3221244, 3303840, 3579160, 4026555, 4294992, 4955760, 5368740, 6442488, 7158320, 8053110, 8589984, 9911520, 10737480, 12884976, 14316640, 16106220, 21474960, 25769952, 32212440, 42949920, 64424880, 128849760]

約数ペア:

[(1, 128849760), (2, 64424880), (3, 42949920), (4, 32212440), (5, 25769952), (6, 21474960), (8, 16106220), (9, 14316640), (10, 12884976), (12, 10737480), (13, 9911520), (15, 8589984), (16, 8053110), (18, 7158320), (20, 6442488), (24, 5368740), (26, 4955760), (30, 4294992), (32, 4026555), (36, 3579160), (39, 3303840), (40, 3221244), (45, 2863328), (48, 2684370), (52, 2477880), (60, 2147496), (65, 1982304), (72, 1789580), (78, 1651920), (80, 1610622), (90, 1431664), (96, 1342185), (104, 1238940), (117, 1101280), (120, 1073748), (130, 991152), (144, 894790), (156, 825960), (160, 805311), (180, 715832), (195, 660768), (208, 619470), (234, 550640), (240, 536874), (260, 495576), (288, 447395), (312, 412980), (360, 357916), (390, 330384), (416, 309735), (468, 275320), (480, 268437), (520, 247788), (585, 220256), (624, 206490), (720, 178958), (780, 165192), (936, 137660), (1040, 123894), (1170, 110128), (1248, 103245), (1440, 89479), (1560, 82596), (1872, 68830), (2080, 61947), (2340, 55064), (3120, 41298), (3744, 34415), (4680, 27532), (6240, 20649), (6883, 18720), (9360, 13766)]