81665496

素因数分解:

$2^3\times 3^6\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:121

約数の個数: 224

約数和(自身を含む): 267566400

約数和(自身を除く): 185900904

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 27, 33, 36, 38, 44, 54, 57, 66, 67, 72, 76, 81, 88, 99, 108, 114, 132, 134, 152, 162, 171, 198, 201, 209, 216, 228, 243, 264, 268, 297, 324, 342, 396, 402, 418, 456, 486, 513, 536, 594, 603, 627, 648, 684, 729, 737, 792, 804, 836, 891, 972, 1026, 1188, 1206, 1254, 1273, 1368, 1458, 1474, 1539, 1608, 1672, 1782, 1809, 1881, 1944, 2052, 2211, 2376, 2412, 2508, 2546, 2673, 2916, 2948, 3078, 3564, 3618, 3762, 3819, 4104, 4422, 4617, 4824, 5016, 5092, 5346, 5427, 5643, 5832, 5896, 6156, 6633, 7128, 7236, 7524, 7638, 8019, 8844, 9234, 10184, 10692, 10854, 11286, 11457, 12312, 13266, 13851, 14003, 14472, 15048, 15276, 16038, 16281, 16929, 17688, 18468, 19899, 21384, 21708, 22572, 22914, 26532, 27702, 28006, 30552, 32076, 32562, 33858, 34371, 36936, 39798, 42009, 43416, 45144, 45828, 48843, 50787, 53064, 55404, 56012, 59697, 64152, 65124, 67716, 68742, 79596, 84018, 91656, 97686, 101574, 103113, 110808, 112024, 119394, 126027, 130248, 135432, 137484, 152361, 159192, 168036, 179091, 195372, 203148, 206226, 238788, 252054, 274968, 304722, 309339, 336072, 358182, 378081, 390744, 406296, 412452, 477576, 504108, 537273, 609444, 618678, 716364, 756162, 824904, 928017, 1008216, 1074546, 1134243, 1218888, 1237356, 1432728, 1512324, 1856034, 2149092, 2268486, 2474712, 3024648, 3402729, 3712068, 4298184, 4536972, 6805458, 7424136, 9073944, 10208187, 13610916, 20416374, 27221832, 40832748, 81665496]

約数ペア:

[(1, 81665496), (2, 40832748), (3, 27221832), (4, 20416374), (6, 13610916), (8, 10208187), (9, 9073944), (11, 7424136), (12, 6805458), (18, 4536972), (19, 4298184), (22, 3712068), (24, 3402729), (27, 3024648), (33, 2474712), (36, 2268486), (38, 2149092), (44, 1856034), (54, 1512324), (57, 1432728), (66, 1237356), (67, 1218888), (72, 1134243), (76, 1074546), (81, 1008216), (88, 928017), (99, 824904), (108, 756162), (114, 716364), (132, 618678), (134, 609444), (152, 537273), (162, 504108), (171, 477576), (198, 412452), (201, 406296), (209, 390744), (216, 378081), (228, 358182), (243, 336072), (264, 309339), (268, 304722), (297, 274968), (324, 252054), (342, 238788), (396, 206226), (402, 203148), (418, 195372), (456, 179091), (486, 168036), (513, 159192), (536, 152361), (594, 137484), (603, 135432), (627, 130248), (648, 126027), (684, 119394), (729, 112024), (737, 110808), (792, 103113), (804, 101574), (836, 97686), (891, 91656), (972, 84018), (1026, 79596), (1188, 68742), (1206, 67716), (1254, 65124), (1273, 64152), (1368, 59697), (1458, 56012), (1474, 55404), (1539, 53064), (1608, 50787), (1672, 48843), (1782, 45828), (1809, 45144), (1881, 43416), (1944, 42009), (2052, 39798), (2211, 36936), (2376, 34371), (2412, 33858), (2508, 32562), (2546, 32076), (2673, 30552), (2916, 28006), (2948, 27702), (3078, 26532), (3564, 22914), (3618, 22572), (3762, 21708), (3819, 21384), (4104, 19899), (4422, 18468), (4617, 17688), (4824, 16929), (5016, 16281), (5092, 16038), (5346, 15276), (5427, 15048), (5643, 14472), (5832, 14003), (5896, 13851), (6156, 13266), (6633, 12312), (7128, 11457), (7236, 11286), (7524, 10854), (7638, 10692), (8019, 10184), (8844, 9234)]