138122880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:311

約数の個数: 256

約数和(自身を含む): 517017600

約数和(自身を除く): 378894720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 64, 70, 80, 84, 86, 96, 105, 112, 120, 128, 129, 140, 160, 168, 172, 192, 210, 215, 224, 239, 240, 258, 280, 301, 320, 336, 344, 384, 420, 430, 448, 478, 480, 516, 560, 602, 640, 645, 672, 688, 717, 840, 860, 896, 903, 956, 960, 1032, 1120, 1195, 1204, 1290, 1344, 1376, 1434, 1505, 1673, 1680, 1720, 1806, 1912, 1920, 2064, 2240, 2390, 2408, 2580, 2688, 2752, 2868, 3010, 3346, 3360, 3440, 3585, 3612, 3824, 4128, 4480, 4515, 4780, 4816, 5019, 5160, 5504, 5736, 6020, 6692, 6720, 6880, 7170, 7224, 7648, 8256, 8365, 9030, 9560, 9632, 10038, 10277, 10320, 11472, 12040, 13384, 13440, 13760, 14340, 14448, 15296, 16512, 16730, 18060, 19120, 19264, 20076, 20554, 20640, 22944, 24080, 25095, 26768, 27520, 28680, 28896, 30592, 30831, 33460, 36120, 38240, 38528, 40152, 41108, 41280, 45888, 48160, 50190, 51385, 53536, 57360, 57792, 61662, 66920, 71939, 72240, 76480, 80304, 82216, 82560, 91776, 96320, 100380, 102770, 107072, 114720, 115584, 123324, 133840, 143878, 144480, 152960, 154155, 160608, 164432, 192640, 200760, 205540, 214144, 215817, 229440, 246648, 267680, 287756, 288960, 308310, 321216, 328864, 359695, 401520, 411080, 431634, 458880, 493296, 535360, 575512, 577920, 616620, 642432, 657728, 719390, 803040, 822160, 863268, 986592, 1070720, 1079085, 1151024, 1233240, 1315456, 1438780, 1606080, 1644320, 1726536, 1973184, 2158170, 2302048, 2466480, 2877560, 3212160, 3288640, 3453072, 3946368, 4316340, 4604096, 4932960, 5755120, 6577280, 6906144, 8632680, 9208192, 9865920, 11510240, 13812288, 17265360, 19731840, 23020480, 27624576, 34530720, 46040960, 69061440, 138122880]

約数ペア:

[(1, 138122880), (2, 69061440), (3, 46040960), (4, 34530720), (5, 27624576), (6, 23020480), (7, 19731840), (8, 17265360), (10, 13812288), (12, 11510240), (14, 9865920), (15, 9208192), (16, 8632680), (20, 6906144), (21, 6577280), (24, 5755120), (28, 4932960), (30, 4604096), (32, 4316340), (35, 3946368), (40, 3453072), (42, 3288640), (43, 3212160), (48, 2877560), (56, 2466480), (60, 2302048), (64, 2158170), (70, 1973184), (80, 1726536), (84, 1644320), (86, 1606080), (96, 1438780), (105, 1315456), (112, 1233240), (120, 1151024), (128, 1079085), (129, 1070720), (140, 986592), (160, 863268), (168, 822160), (172, 803040), (192, 719390), (210, 657728), (215, 642432), (224, 616620), (239, 577920), (240, 575512), (258, 535360), (280, 493296), (301, 458880), (320, 431634), (336, 411080), (344, 401520), (384, 359695), (420, 328864), (430, 321216), (448, 308310), (478, 288960), (480, 287756), (516, 267680), (560, 246648), (602, 229440), (640, 215817), (645, 214144), (672, 205540), (688, 200760), (717, 192640), (840, 164432), (860, 160608), (896, 154155), (903, 152960), (956, 144480), (960, 143878), (1032, 133840), (1120, 123324), (1195, 115584), (1204, 114720), (1290, 107072), (1344, 102770), (1376, 100380), (1434, 96320), (1505, 91776), (1673, 82560), (1680, 82216), (1720, 80304), (1806, 76480), (1912, 72240), (1920, 71939), (2064, 66920), (2240, 61662), (2390, 57792), (2408, 57360), (2580, 53536), (2688, 51385), (2752, 50190), (2868, 48160), (3010, 45888), (3346, 41280), (3360, 41108), (3440, 40152), (3585, 38528), (3612, 38240), (3824, 36120), (4128, 33460), (4480, 30831), (4515, 30592), (4780, 28896), (4816, 28680), (5019, 27520), (5160, 26768), (5504, 25095), (5736, 24080), (6020, 22944), (6692, 20640), (6720, 20554), (6880, 20076), (7170, 19264), (7224, 19120), (7648, 18060), (8256, 16730), (8365, 16512), (9030, 15296), (9560, 14448), (9632, 14340), (10038, 13760), (10277, 13440), (10320, 13384), (11472, 12040)]