165741680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:116

約数の個数: 160

約数和(自身を含む): 446221440

約数和(自身を除く): 280479760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 41, 46, 52, 65, 80, 82, 92, 104, 115, 130, 164, 169, 184, 205, 208, 230, 260, 299, 328, 338, 368, 410, 460, 520, 533, 598, 656, 676, 820, 845, 920, 943, 1040, 1066, 1196, 1352, 1495, 1640, 1690, 1840, 1886, 2132, 2197, 2392, 2665, 2704, 2990, 3280, 3380, 3772, 3887, 4264, 4394, 4715, 4784, 5330, 5980, 6760, 6929, 7544, 7774, 8528, 8788, 9430, 10660, 10985, 11960, 12259, 13520, 13858, 15088, 15548, 17576, 18860, 19435, 21320, 21970, 23920, 24518, 27716, 31096, 34645, 35152, 37720, 38870, 42640, 43940, 49036, 50531, 55432, 61295, 62192, 69290, 75440, 77740, 87880, 90077, 98072, 101062, 110864, 122590, 138580, 155480, 159367, 175760, 180154, 196144, 202124, 245180, 252655, 277160, 310960, 318734, 360308, 404248, 450385, 490360, 505310, 554320, 637468, 720616, 796835, 808496, 900770, 980720, 1010620, 1274936, 1441232, 1593670, 1801540, 2021240, 2071771, 2549872, 3187340, 3603080, 4042480, 4143542, 6374680, 7206160, 8287084, 10358855, 12749360, 16574168, 20717710, 33148336, 41435420, 82870840, 165741680]

約数ペア:

[(1, 165741680), (2, 82870840), (4, 41435420), (5, 33148336), (8, 20717710), (10, 16574168), (13, 12749360), (16, 10358855), (20, 8287084), (23, 7206160), (26, 6374680), (40, 4143542), (41, 4042480), (46, 3603080), (52, 3187340), (65, 2549872), (80, 2071771), (82, 2021240), (92, 1801540), (104, 1593670), (115, 1441232), (130, 1274936), (164, 1010620), (169, 980720), (184, 900770), (205, 808496), (208, 796835), (230, 720616), (260, 637468), (299, 554320), (328, 505310), (338, 490360), (368, 450385), (410, 404248), (460, 360308), (520, 318734), (533, 310960), (598, 277160), (656, 252655), (676, 245180), (820, 202124), (845, 196144), (920, 180154), (943, 175760), (1040, 159367), (1066, 155480), (1196, 138580), (1352, 122590), (1495, 110864), (1640, 101062), (1690, 98072), (1840, 90077), (1886, 87880), (2132, 77740), (2197, 75440), (2392, 69290), (2665, 62192), (2704, 61295), (2990, 55432), (3280, 50531), (3380, 49036), (3772, 43940), (3887, 42640), (4264, 38870), (4394, 37720), (4715, 35152), (4784, 34645), (5330, 31096), (5980, 27716), (6760, 24518), (6929, 23920), (7544, 21970), (7774, 21320), (8528, 19435), (8788, 18860), (9430, 17576), (10660, 15548), (10985, 15088), (11960, 13858), (12259, 13520)]