128949120

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:453

約数の個数: 192

約数和(自身を含む): 453810240

約数和(自身を除く): 324861120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 120, 122, 128, 144, 160, 180, 183, 192, 240, 244, 288, 305, 320, 360, 366, 367, 384, 480, 488, 549, 576, 610, 640, 720, 732, 734, 915, 960, 976, 1098, 1101, 1152, 1220, 1440, 1464, 1468, 1830, 1835, 1920, 1952, 2196, 2202, 2440, 2745, 2880, 2928, 2936, 3303, 3660, 3670, 3904, 4392, 4404, 4880, 5490, 5505, 5760, 5856, 5872, 6606, 7320, 7340, 7808, 8784, 8808, 9760, 10980, 11010, 11712, 11744, 13212, 14640, 14680, 16515, 17568, 17616, 19520, 21960, 22020, 22387, 23424, 23488, 26424, 29280, 29360, 33030, 35136, 35232, 39040, 43920, 44040, 44774, 46976, 52848, 58560, 58720, 66060, 67161, 70272, 70464, 87840, 88080, 89548, 105696, 111935, 117120, 117440, 132120, 134322, 140928, 175680, 176160, 179096, 201483, 211392, 223870, 234880, 264240, 268644, 335805, 351360, 352320, 358192, 402966, 422784, 447740, 528480, 537288, 671610, 704640, 716384, 805932, 895480, 1007415, 1056960, 1074576, 1343220, 1432768, 1611864, 1790960, 2014830, 2113920, 2149152, 2686440, 2865536, 3223728, 3581920, 4029660, 4298304, 5372880, 6447456, 7163840, 8059320, 8596608, 10745760, 12894912, 14327680, 16118640, 21491520, 25789824, 32237280, 42983040, 64474560, 128949120]

約数ペア:

[(1, 128949120), (2, 64474560), (3, 42983040), (4, 32237280), (5, 25789824), (6, 21491520), (8, 16118640), (9, 14327680), (10, 12894912), (12, 10745760), (15, 8596608), (16, 8059320), (18, 7163840), (20, 6447456), (24, 5372880), (30, 4298304), (32, 4029660), (36, 3581920), (40, 3223728), (45, 2865536), (48, 2686440), (60, 2149152), (61, 2113920), (64, 2014830), (72, 1790960), (80, 1611864), (90, 1432768), (96, 1343220), (120, 1074576), (122, 1056960), (128, 1007415), (144, 895480), (160, 805932), (180, 716384), (183, 704640), (192, 671610), (240, 537288), (244, 528480), (288, 447740), (305, 422784), (320, 402966), (360, 358192), (366, 352320), (367, 351360), (384, 335805), (480, 268644), (488, 264240), (549, 234880), (576, 223870), (610, 211392), (640, 201483), (720, 179096), (732, 176160), (734, 175680), (915, 140928), (960, 134322), (976, 132120), (1098, 117440), (1101, 117120), (1152, 111935), (1220, 105696), (1440, 89548), (1464, 88080), (1468, 87840), (1830, 70464), (1835, 70272), (1920, 67161), (1952, 66060), (2196, 58720), (2202, 58560), (2440, 52848), (2745, 46976), (2880, 44774), (2928, 44040), (2936, 43920), (3303, 39040), (3660, 35232), (3670, 35136), (3904, 33030), (4392, 29360), (4404, 29280), (4880, 26424), (5490, 23488), (5505, 23424), (5760, 22387), (5856, 22020), (5872, 21960), (6606, 19520), (7320, 17616), (7340, 17568), (7808, 16515), (8784, 14680), (8808, 14640), (9760, 13212), (10980, 11744), (11010, 11712)]