15928080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:541

約数の個数: 160

約数和(自身を含む): 59520000

約数和(自身を除く): 43591920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 499, 532, 560, 570, 665, 760, 798, 840, 912, 998, 1064, 1140, 1330, 1497, 1520, 1596, 1680, 1995, 1996, 2128, 2280, 2495, 2660, 2994, 3192, 3493, 3990, 3992, 4560, 4990, 5320, 5988, 6384, 6986, 7485, 7980, 7984, 9481, 9980, 10479, 10640, 11976, 13972, 14970, 15960, 17465, 18962, 19960, 20958, 23952, 27944, 28443, 29940, 31920, 34930, 37924, 39920, 41916, 47405, 52395, 55888, 56886, 59880, 66367, 69860, 75848, 83832, 94810, 104790, 113772, 119760, 132734, 139720, 142215, 151696, 167664, 189620, 199101, 209580, 227544, 265468, 279440, 284430, 331835, 379240, 398202, 419160, 455088, 530936, 568860, 663670, 758480, 796404, 838320, 995505, 1061872, 1137720, 1327340, 1592808, 1991010, 2275440, 2654680, 3185616, 3982020, 5309360, 7964040, 15928080]

約数ペア:

[(1, 15928080), (2, 7964040), (3, 5309360), (4, 3982020), (5, 3185616), (6, 2654680), (7, 2275440), (8, 1991010), (10, 1592808), (12, 1327340), (14, 1137720), (15, 1061872), (16, 995505), (19, 838320), (20, 796404), (21, 758480), (24, 663670), (28, 568860), (30, 530936), (35, 455088), (38, 419160), (40, 398202), (42, 379240), (48, 331835), (56, 284430), (57, 279440), (60, 265468), (70, 227544), (76, 209580), (80, 199101), (84, 189620), (95, 167664), (105, 151696), (112, 142215), (114, 139720), (120, 132734), (133, 119760), (140, 113772), (152, 104790), (168, 94810), (190, 83832), (210, 75848), (228, 69860), (240, 66367), (266, 59880), (280, 56886), (285, 55888), (304, 52395), (336, 47405), (380, 41916), (399, 39920), (420, 37924), (456, 34930), (499, 31920), (532, 29940), (560, 28443), (570, 27944), (665, 23952), (760, 20958), (798, 19960), (840, 18962), (912, 17465), (998, 15960), (1064, 14970), (1140, 13972), (1330, 11976), (1497, 10640), (1520, 10479), (1596, 9980), (1680, 9481), (1995, 7984), (1996, 7980), (2128, 7485), (2280, 6986), (2495, 6384), (2660, 5988), (2994, 5320), (3192, 4990), (3493, 4560), (3990, 3992)]