64973920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 192

約数和(自身を含む): 185068800

約数和(自身を除く): 120094880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 29, 32, 38, 40, 44, 55, 58, 67, 76, 80, 88, 95, 110, 116, 134, 145, 152, 160, 176, 190, 209, 220, 232, 268, 290, 304, 319, 335, 352, 380, 418, 440, 464, 536, 551, 580, 608, 638, 670, 737, 760, 836, 880, 928, 1045, 1072, 1102, 1160, 1273, 1276, 1340, 1474, 1520, 1595, 1672, 1760, 1943, 2090, 2144, 2204, 2320, 2546, 2552, 2680, 2755, 2948, 3040, 3190, 3344, 3685, 3886, 4180, 4408, 4640, 5092, 5104, 5360, 5510, 5896, 6061, 6365, 6380, 6688, 7370, 7772, 8360, 8816, 9715, 10184, 10208, 10720, 11020, 11792, 12122, 12730, 12760, 14003, 14740, 15544, 16720, 17632, 19430, 20368, 21373, 22040, 23584, 24244, 25460, 25520, 28006, 29480, 30305, 31088, 33440, 36917, 38860, 40736, 42746, 44080, 48488, 50920, 51040, 56012, 58960, 60610, 62176, 70015, 73834, 77720, 85492, 88160, 96976, 101840, 106865, 112024, 117920, 121220, 140030, 147668, 155440, 170984, 184585, 193952, 203680, 213730, 224048, 242440, 280060, 295336, 310880, 341968, 369170, 406087, 427460, 448096, 484880, 560120, 590672, 683936, 738340, 812174, 854920, 969760, 1120240, 1181344, 1476680, 1624348, 1709840, 2030435, 2240480, 2953360, 3248696, 3419680, 4060870, 5906720, 6497392, 8121740, 12994784, 16243480, 32486960, 64973920]

約数ペア:

[(1, 64973920), (2, 32486960), (4, 16243480), (5, 12994784), (8, 8121740), (10, 6497392), (11, 5906720), (16, 4060870), (19, 3419680), (20, 3248696), (22, 2953360), (29, 2240480), (32, 2030435), (38, 1709840), (40, 1624348), (44, 1476680), (55, 1181344), (58, 1120240), (67, 969760), (76, 854920), (80, 812174), (88, 738340), (95, 683936), (110, 590672), (116, 560120), (134, 484880), (145, 448096), (152, 427460), (160, 406087), (176, 369170), (190, 341968), (209, 310880), (220, 295336), (232, 280060), (268, 242440), (290, 224048), (304, 213730), (319, 203680), (335, 193952), (352, 184585), (380, 170984), (418, 155440), (440, 147668), (464, 140030), (536, 121220), (551, 117920), (580, 112024), (608, 106865), (638, 101840), (670, 96976), (737, 88160), (760, 85492), (836, 77720), (880, 73834), (928, 70015), (1045, 62176), (1072, 60610), (1102, 58960), (1160, 56012), (1273, 51040), (1276, 50920), (1340, 48488), (1474, 44080), (1520, 42746), (1595, 40736), (1672, 38860), (1760, 36917), (1943, 33440), (2090, 31088), (2144, 30305), (2204, 29480), (2320, 28006), (2546, 25520), (2552, 25460), (2680, 24244), (2755, 23584), (2948, 22040), (3040, 21373), (3190, 20368), (3344, 19430), (3685, 17632), (3886, 16720), (4180, 15544), (4408, 14740), (4640, 14003), (5092, 12760), (5104, 12730), (5360, 12122), (5510, 11792), (5896, 11020), (6061, 10720), (6365, 10208), (6380, 10184), (6688, 9715), (7370, 8816), (7772, 8360)]