161795760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1$

素因数の和:715

約数の個数: 160

約数和(自身を含む): 577344000

約数和(自身を除く): 415548240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 193, 210, 240, 280, 336, 386, 420, 499, 560, 579, 772, 840, 965, 998, 1158, 1351, 1497, 1544, 1680, 1930, 1996, 2316, 2495, 2702, 2895, 2994, 3088, 3493, 3860, 3992, 4053, 4632, 4990, 5404, 5790, 5988, 6755, 6986, 7485, 7720, 7984, 8106, 9264, 9980, 10479, 10808, 11580, 11976, 13510, 13972, 14970, 15440, 16212, 17465, 19960, 20265, 20958, 21616, 23160, 23952, 27020, 27944, 29940, 32424, 34930, 39920, 40530, 41916, 46320, 52395, 54040, 55888, 59880, 64848, 69860, 81060, 83832, 96307, 104790, 108080, 119760, 139720, 162120, 167664, 192614, 209580, 279440, 288921, 324240, 385228, 419160, 481535, 577842, 674149, 770456, 838320, 963070, 1155684, 1348298, 1444605, 1540912, 1926140, 2022447, 2311368, 2696596, 2889210, 3370745, 3852280, 4044894, 4622736, 5393192, 5778420, 6741490, 7704560, 8089788, 10112235, 10786384, 11556840, 13482980, 16179576, 20224470, 23113680, 26965960, 32359152, 40448940, 53931920, 80897880, 161795760]

約数ペア:

[(1, 161795760), (2, 80897880), (3, 53931920), (4, 40448940), (5, 32359152), (6, 26965960), (7, 23113680), (8, 20224470), (10, 16179576), (12, 13482980), (14, 11556840), (15, 10786384), (16, 10112235), (20, 8089788), (21, 7704560), (24, 6741490), (28, 5778420), (30, 5393192), (35, 4622736), (40, 4044894), (42, 3852280), (48, 3370745), (56, 2889210), (60, 2696596), (70, 2311368), (80, 2022447), (84, 1926140), (105, 1540912), (112, 1444605), (120, 1348298), (140, 1155684), (168, 963070), (193, 838320), (210, 770456), (240, 674149), (280, 577842), (336, 481535), (386, 419160), (420, 385228), (499, 324240), (560, 288921), (579, 279440), (772, 209580), (840, 192614), (965, 167664), (998, 162120), (1158, 139720), (1351, 119760), (1497, 108080), (1544, 104790), (1680, 96307), (1930, 83832), (1996, 81060), (2316, 69860), (2495, 64848), (2702, 59880), (2895, 55888), (2994, 54040), (3088, 52395), (3493, 46320), (3860, 41916), (3992, 40530), (4053, 39920), (4632, 34930), (4990, 32424), (5404, 29940), (5790, 27944), (5988, 27020), (6755, 23952), (6986, 23160), (7485, 21616), (7720, 20958), (7984, 20265), (8106, 19960), (9264, 17465), (9980, 16212), (10479, 15440), (10808, 14970), (11580, 13972), (11976, 13510)]