80865720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1$

素因数の和:534

約数の個数: 192

約数和(自身を含む): 291301920

約数和(自身を除く): 210436200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 52, 60, 65, 72, 74, 78, 90, 104, 111, 117, 120, 130, 148, 156, 180, 185, 195, 222, 234, 260, 296, 312, 333, 360, 370, 390, 444, 467, 468, 481, 520, 555, 585, 666, 740, 780, 888, 934, 936, 962, 1110, 1170, 1332, 1401, 1443, 1480, 1560, 1665, 1868, 1924, 2220, 2335, 2340, 2405, 2664, 2802, 2886, 3330, 3736, 3848, 4203, 4329, 4440, 4670, 4680, 4810, 5604, 5772, 6071, 6660, 7005, 7215, 8406, 8658, 9340, 9620, 11208, 11544, 12142, 13320, 14010, 14430, 16812, 17279, 17316, 18213, 18680, 19240, 21015, 21645, 24284, 28020, 28860, 30355, 33624, 34558, 34632, 36426, 42030, 43290, 48568, 51837, 54639, 56040, 57720, 60710, 69116, 72852, 84060, 86395, 86580, 91065, 103674, 109278, 121420, 138232, 145704, 155511, 168120, 172790, 173160, 182130, 207348, 218556, 224627, 242840, 259185, 273195, 311022, 345580, 364260, 414696, 437112, 449254, 518370, 546390, 622044, 673881, 691160, 728520, 777555, 898508, 1036740, 1092780, 1123135, 1244088, 1347762, 1555110, 1797016, 2021643, 2073480, 2185560, 2246270, 2695524, 3110220, 3369405, 4043286, 4492540, 5391048, 6220440, 6738810, 8086572, 8985080, 10108215, 13477620, 16173144, 20216430, 26955240, 40432860, 80865720]

約数ペア:

[(1, 80865720), (2, 40432860), (3, 26955240), (4, 20216430), (5, 16173144), (6, 13477620), (8, 10108215), (9, 8985080), (10, 8086572), (12, 6738810), (13, 6220440), (15, 5391048), (18, 4492540), (20, 4043286), (24, 3369405), (26, 3110220), (30, 2695524), (36, 2246270), (37, 2185560), (39, 2073480), (40, 2021643), (45, 1797016), (52, 1555110), (60, 1347762), (65, 1244088), (72, 1123135), (74, 1092780), (78, 1036740), (90, 898508), (104, 777555), (111, 728520), (117, 691160), (120, 673881), (130, 622044), (148, 546390), (156, 518370), (180, 449254), (185, 437112), (195, 414696), (222, 364260), (234, 345580), (260, 311022), (296, 273195), (312, 259185), (333, 242840), (360, 224627), (370, 218556), (390, 207348), (444, 182130), (467, 173160), (468, 172790), (481, 168120), (520, 155511), (555, 145704), (585, 138232), (666, 121420), (740, 109278), (780, 103674), (888, 91065), (934, 86580), (936, 86395), (962, 84060), (1110, 72852), (1170, 69116), (1332, 60710), (1401, 57720), (1443, 56040), (1480, 54639), (1560, 51837), (1665, 48568), (1868, 43290), (1924, 42030), (2220, 36426), (2335, 34632), (2340, 34558), (2405, 33624), (2664, 30355), (2802, 28860), (2886, 28020), (3330, 24284), (3736, 21645), (3848, 21015), (4203, 19240), (4329, 18680), (4440, 18213), (4670, 17316), (4680, 17279), (4810, 16812), (5604, 14430), (5772, 14010), (6071, 13320), (6660, 12142), (7005, 11544), (7215, 11208), (8406, 9620), (8658, 9340)]