207661168

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 491329664

約数和(自身を除く): 283668496

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 37, 44, 52, 74, 88, 104, 121, 143, 148, 176, 208, 223, 242, 286, 296, 407, 446, 481, 484, 572, 592, 814, 892, 962, 968, 1144, 1573, 1628, 1784, 1924, 1936, 2288, 2453, 2899, 3146, 3256, 3568, 3848, 4477, 4906, 5291, 5798, 6292, 6512, 7696, 8251, 8954, 9812, 10582, 11596, 12584, 16502, 17908, 19624, 21164, 23192, 25168, 26983, 31889, 33004, 35816, 39248, 42328, 46384, 53966, 58201, 63778, 66008, 71632, 84656, 90761, 107263, 107932, 116402, 127556, 132016, 181522, 214526, 215864, 232804, 255112, 350779, 363044, 429052, 431728, 465608, 510224, 701558, 726088, 858104, 931216, 998371, 1179893, 1403116, 1452176, 1716208, 1996742, 2359786, 2806232, 3993484, 4719572, 5612464, 7986968, 9439144, 12978823, 15973936, 18878288, 25957646, 51915292, 103830584, 207661168]

約数ペア:

[(1, 207661168), (2, 103830584), (4, 51915292), (8, 25957646), (11, 18878288), (13, 15973936), (16, 12978823), (22, 9439144), (26, 7986968), (37, 5612464), (44, 4719572), (52, 3993484), (74, 2806232), (88, 2359786), (104, 1996742), (121, 1716208), (143, 1452176), (148, 1403116), (176, 1179893), (208, 998371), (223, 931216), (242, 858104), (286, 726088), (296, 701558), (407, 510224), (446, 465608), (481, 431728), (484, 429052), (572, 363044), (592, 350779), (814, 255112), (892, 232804), (962, 215864), (968, 214526), (1144, 181522), (1573, 132016), (1628, 127556), (1784, 116402), (1924, 107932), (1936, 107263), (2288, 90761), (2453, 84656), (2899, 71632), (3146, 66008), (3256, 63778), (3568, 58201), (3848, 53966), (4477, 46384), (4906, 42328), (5291, 39248), (5798, 35816), (6292, 33004), (6512, 31889), (7696, 26983), (8251, 25168), (8954, 23192), (9812, 21164), (10582, 19624), (11596, 17908), (12584, 16502)]