261716880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1289

約数の個数: 160

約数和(自身を含む): 867087360

約数和(自身を除く): 605370480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 31, 40, 48, 58, 60, 62, 80, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 240, 248, 290, 310, 348, 372, 435, 464, 465, 496, 580, 620, 696, 744, 870, 899, 930, 1160, 1213, 1240, 1392, 1488, 1740, 1798, 1860, 2320, 2426, 2480, 2697, 3480, 3596, 3639, 3720, 4495, 4852, 5394, 6065, 6960, 7192, 7278, 7440, 8990, 9704, 10788, 12130, 13485, 14384, 14556, 17980, 18195, 19408, 21576, 24260, 26970, 29112, 35177, 35960, 36390, 37603, 43152, 48520, 53940, 58224, 70354, 71920, 72780, 75206, 97040, 105531, 107880, 112809, 140708, 145560, 150412, 175885, 188015, 211062, 215760, 225618, 281416, 291120, 300824, 351770, 376030, 422124, 451236, 527655, 562832, 564045, 601648, 703540, 752060, 844248, 902472, 1055310, 1090487, 1128090, 1407080, 1504120, 1688496, 1804944, 2110620, 2180974, 2256180, 2814160, 3008240, 3271461, 4221240, 4361948, 4512360, 5452435, 6542922, 8442480, 8723896, 9024720, 10904870, 13085844, 16357305, 17447792, 21809740, 26171688, 32714610, 43619480, 52343376, 65429220, 87238960, 130858440, 261716880]

約数ペア:

[(1, 261716880), (2, 130858440), (3, 87238960), (4, 65429220), (5, 52343376), (6, 43619480), (8, 32714610), (10, 26171688), (12, 21809740), (15, 17447792), (16, 16357305), (20, 13085844), (24, 10904870), (29, 9024720), (30, 8723896), (31, 8442480), (40, 6542922), (48, 5452435), (58, 4512360), (60, 4361948), (62, 4221240), (80, 3271461), (87, 3008240), (93, 2814160), (116, 2256180), (120, 2180974), (124, 2110620), (145, 1804944), (155, 1688496), (174, 1504120), (186, 1407080), (232, 1128090), (240, 1090487), (248, 1055310), (290, 902472), (310, 844248), (348, 752060), (372, 703540), (435, 601648), (464, 564045), (465, 562832), (496, 527655), (580, 451236), (620, 422124), (696, 376030), (744, 351770), (870, 300824), (899, 291120), (930, 281416), (1160, 225618), (1213, 215760), (1240, 211062), (1392, 188015), (1488, 175885), (1740, 150412), (1798, 145560), (1860, 140708), (2320, 112809), (2426, 107880), (2480, 105531), (2697, 97040), (3480, 75206), (3596, 72780), (3639, 71920), (3720, 70354), (4495, 58224), (4852, 53940), (5394, 48520), (6065, 43152), (6960, 37603), (7192, 36390), (7278, 35960), (7440, 35177), (8990, 29112), (9704, 26970), (10788, 24260), (12130, 21576), (13485, 19408), (14384, 18195), (14556, 17980)]