81696276

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1$

素因数の和:635

約数の個数: 120

約数和(自身を含む): 234991680

約数和(自身を除く): 153295404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 27, 36, 38, 46, 54, 57, 69, 76, 81, 92, 108, 114, 138, 162, 171, 207, 228, 276, 324, 342, 414, 437, 513, 577, 621, 684, 828, 874, 1026, 1154, 1242, 1311, 1539, 1731, 1748, 1863, 2052, 2308, 2484, 2622, 3078, 3462, 3726, 3933, 5193, 5244, 6156, 6924, 7452, 7866, 10386, 10963, 11799, 13271, 15579, 15732, 20772, 21926, 23598, 26542, 31158, 32889, 35397, 39813, 43852, 46737, 47196, 53084, 62316, 65778, 70794, 79626, 93474, 98667, 119439, 131556, 141588, 159252, 186948, 197334, 238878, 252149, 296001, 358317, 394668, 477756, 504298, 592002, 716634, 756447, 888003, 1008596, 1074951, 1184004, 1433268, 1512894, 1776006, 2149902, 2269341, 3025788, 3552012, 4299804, 4538682, 6808023, 9077364, 13616046, 20424069, 27232092, 40848138, 81696276]

約数ペア:

[(1, 81696276), (2, 40848138), (3, 27232092), (4, 20424069), (6, 13616046), (9, 9077364), (12, 6808023), (18, 4538682), (19, 4299804), (23, 3552012), (27, 3025788), (36, 2269341), (38, 2149902), (46, 1776006), (54, 1512894), (57, 1433268), (69, 1184004), (76, 1074951), (81, 1008596), (92, 888003), (108, 756447), (114, 716634), (138, 592002), (162, 504298), (171, 477756), (207, 394668), (228, 358317), (276, 296001), (324, 252149), (342, 238878), (414, 197334), (437, 186948), (513, 159252), (577, 141588), (621, 131556), (684, 119439), (828, 98667), (874, 93474), (1026, 79626), (1154, 70794), (1242, 65778), (1311, 62316), (1539, 53084), (1731, 47196), (1748, 46737), (1863, 43852), (2052, 39813), (2308, 35397), (2484, 32889), (2622, 31158), (3078, 26542), (3462, 23598), (3726, 21926), (3933, 20772), (5193, 15732), (5244, 15579), (6156, 13271), (6924, 11799), (7452, 10963), (7866, 10386)]