128106720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:278

約数の個数: 288

約数和(自身を含む): 509483520

約数和(自身を除く): 381376800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 142, 144, 160, 168, 179, 180, 210, 213, 224, 240, 252, 280, 284, 288, 315, 336, 355, 358, 360, 420, 426, 480, 497, 504, 537, 560, 568, 630, 639, 672, 710, 716, 720, 840, 852, 895, 994, 1008, 1065, 1074, 1120, 1136, 1253, 1260, 1278, 1420, 1432, 1440, 1491, 1611, 1680, 1704, 1790, 1988, 2016, 2130, 2148, 2272, 2485, 2506, 2520, 2556, 2685, 2840, 2864, 2982, 3195, 3222, 3360, 3408, 3580, 3759, 3976, 4260, 4296, 4473, 4970, 5012, 5040, 5112, 5370, 5680, 5728, 5964, 6265, 6390, 6444, 6816, 7160, 7455, 7518, 7952, 8055, 8520, 8592, 8946, 9940, 10024, 10080, 10224, 10740, 11277, 11360, 11928, 12530, 12709, 12780, 12888, 14320, 14910, 15036, 15904, 16110, 17040, 17184, 17892, 18795, 19880, 20048, 20448, 21480, 22365, 22554, 23856, 25060, 25418, 25560, 25776, 28640, 29820, 30072, 32220, 34080, 35784, 37590, 38127, 39760, 40096, 42960, 44730, 45108, 47712, 50120, 50836, 51120, 51552, 56385, 59640, 60144, 63545, 64440, 71568, 75180, 76254, 79520, 85920, 88963, 89460, 90216, 100240, 101672, 102240, 112770, 114381, 119280, 120288, 127090, 128880, 143136, 150360, 152508, 177926, 178920, 180432, 190635, 200480, 203344, 225540, 228762, 238560, 254180, 257760, 266889, 300720, 305016, 355852, 357840, 360864, 381270, 406688, 444815, 451080, 457524, 508360, 533778, 571905, 601440, 610032, 711704, 715680, 762540, 800667, 889630, 902160, 915048, 1016720, 1067556, 1143810, 1220064, 1334445, 1423408, 1525080, 1601334, 1779260, 1804320, 1830096, 2033440, 2135112, 2287620, 2668890, 2846816, 3050160, 3202668, 3558520, 3660192, 4003335, 4270224, 4575240, 5337780, 6100320, 6405336, 7117040, 8006670, 8540448, 9150480, 10675560, 12810672, 14234080, 16013340, 18300960, 21351120, 25621344, 32026680, 42702240, 64053360, 128106720]

約数ペア:

[(1, 128106720), (2, 64053360), (3, 42702240), (4, 32026680), (5, 25621344), (6, 21351120), (7, 18300960), (8, 16013340), (9, 14234080), (10, 12810672), (12, 10675560), (14, 9150480), (15, 8540448), (16, 8006670), (18, 7117040), (20, 6405336), (21, 6100320), (24, 5337780), (28, 4575240), (30, 4270224), (32, 4003335), (35, 3660192), (36, 3558520), (40, 3202668), (42, 3050160), (45, 2846816), (48, 2668890), (56, 2287620), (60, 2135112), (63, 2033440), (70, 1830096), (71, 1804320), (72, 1779260), (80, 1601334), (84, 1525080), (90, 1423408), (96, 1334445), (105, 1220064), (112, 1143810), (120, 1067556), (126, 1016720), (140, 915048), (142, 902160), (144, 889630), (160, 800667), (168, 762540), (179, 715680), (180, 711704), (210, 610032), (213, 601440), (224, 571905), (240, 533778), (252, 508360), (280, 457524), (284, 451080), (288, 444815), (315, 406688), (336, 381270), (355, 360864), (358, 357840), (360, 355852), (420, 305016), (426, 300720), (480, 266889), (497, 257760), (504, 254180), (537, 238560), (560, 228762), (568, 225540), (630, 203344), (639, 200480), (672, 190635), (710, 180432), (716, 178920), (720, 177926), (840, 152508), (852, 150360), (895, 143136), (994, 128880), (1008, 127090), (1065, 120288), (1074, 119280), (1120, 114381), (1136, 112770), (1253, 102240), (1260, 101672), (1278, 100240), (1420, 90216), (1432, 89460), (1440, 88963), (1491, 85920), (1611, 79520), (1680, 76254), (1704, 75180), (1790, 71568), (1988, 64440), (2016, 63545), (2130, 60144), (2148, 59640), (2272, 56385), (2485, 51552), (2506, 51120), (2520, 50836), (2556, 50120), (2685, 47712), (2840, 45108), (2864, 44730), (2982, 42960), (3195, 40096), (3222, 39760), (3360, 38127), (3408, 37590), (3580, 35784), (3759, 34080), (3976, 32220), (4260, 30072), (4296, 29820), (4473, 28640), (4970, 25776), (5012, 25560), (5040, 25418), (5112, 25060), (5370, 23856), (5680, 22554), (5728, 22365), (5964, 21480), (6265, 20448), (6390, 20048), (6444, 19880), (6816, 18795), (7160, 17892), (7455, 17184), (7518, 17040), (7952, 16110), (8055, 15904), (8520, 15036), (8592, 14910), (8946, 14320), (9940, 12888), (10024, 12780), (10080, 12709), (10224, 12530), (10740, 11928), (11277, 11360)]