161731440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1$

素因数の和:536

約数の個数: 240

約数和(自身を含む): 602023968

約数和(自身を除く): 440292528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 48, 52, 60, 65, 72, 74, 78, 80, 90, 104, 111, 117, 120, 130, 144, 148, 156, 180, 185, 195, 208, 222, 234, 240, 260, 296, 312, 333, 360, 370, 390, 444, 467, 468, 481, 520, 555, 585, 592, 624, 666, 720, 740, 780, 888, 934, 936, 962, 1040, 1110, 1170, 1332, 1401, 1443, 1480, 1560, 1665, 1776, 1868, 1872, 1924, 2220, 2335, 2340, 2405, 2664, 2802, 2886, 2960, 3120, 3330, 3736, 3848, 4203, 4329, 4440, 4670, 4680, 4810, 5328, 5604, 5772, 6071, 6660, 7005, 7215, 7472, 7696, 8406, 8658, 8880, 9340, 9360, 9620, 11208, 11544, 12142, 13320, 14010, 14430, 16812, 17279, 17316, 18213, 18680, 19240, 21015, 21645, 22416, 23088, 24284, 26640, 28020, 28860, 30355, 33624, 34558, 34632, 36426, 37360, 38480, 42030, 43290, 48568, 51837, 54639, 56040, 57720, 60710, 67248, 69116, 69264, 72852, 84060, 86395, 86580, 91065, 97136, 103674, 109278, 112080, 115440, 121420, 138232, 145704, 155511, 168120, 172790, 173160, 182130, 207348, 218556, 224627, 242840, 259185, 273195, 276464, 291408, 311022, 336240, 345580, 346320, 364260, 414696, 437112, 449254, 485680, 518370, 546390, 622044, 673881, 691160, 728520, 777555, 829392, 874224, 898508, 1036740, 1092780, 1123135, 1244088, 1347762, 1382320, 1457040, 1555110, 1797016, 2021643, 2073480, 2185560, 2246270, 2488176, 2695524, 3110220, 3369405, 3594032, 4043286, 4146960, 4371120, 4492540, 5391048, 6220440, 6738810, 8086572, 8985080, 10108215, 10782096, 12440880, 13477620, 16173144, 17970160, 20216430, 26955240, 32346288, 40432860, 53910480, 80865720, 161731440]

約数ペア:

[(1, 161731440), (2, 80865720), (3, 53910480), (4, 40432860), (5, 32346288), (6, 26955240), (8, 20216430), (9, 17970160), (10, 16173144), (12, 13477620), (13, 12440880), (15, 10782096), (16, 10108215), (18, 8985080), (20, 8086572), (24, 6738810), (26, 6220440), (30, 5391048), (36, 4492540), (37, 4371120), (39, 4146960), (40, 4043286), (45, 3594032), (48, 3369405), (52, 3110220), (60, 2695524), (65, 2488176), (72, 2246270), (74, 2185560), (78, 2073480), (80, 2021643), (90, 1797016), (104, 1555110), (111, 1457040), (117, 1382320), (120, 1347762), (130, 1244088), (144, 1123135), (148, 1092780), (156, 1036740), (180, 898508), (185, 874224), (195, 829392), (208, 777555), (222, 728520), (234, 691160), (240, 673881), (260, 622044), (296, 546390), (312, 518370), (333, 485680), (360, 449254), (370, 437112), (390, 414696), (444, 364260), (467, 346320), (468, 345580), (481, 336240), (520, 311022), (555, 291408), (585, 276464), (592, 273195), (624, 259185), (666, 242840), (720, 224627), (740, 218556), (780, 207348), (888, 182130), (934, 173160), (936, 172790), (962, 168120), (1040, 155511), (1110, 145704), (1170, 138232), (1332, 121420), (1401, 115440), (1443, 112080), (1480, 109278), (1560, 103674), (1665, 97136), (1776, 91065), (1868, 86580), (1872, 86395), (1924, 84060), (2220, 72852), (2335, 69264), (2340, 69116), (2405, 67248), (2664, 60710), (2802, 57720), (2886, 56040), (2960, 54639), (3120, 51837), (3330, 48568), (3736, 43290), (3848, 42030), (4203, 38480), (4329, 37360), (4440, 36426), (4670, 34632), (4680, 34558), (4810, 33624), (5328, 30355), (5604, 28860), (5772, 28020), (6071, 26640), (6660, 24284), (7005, 23088), (7215, 22416), (7472, 21645), (7696, 21015), (8406, 19240), (8658, 18680), (8880, 18213), (9340, 17316), (9360, 17279), (9620, 16812), (11208, 14430), (11544, 14010), (12142, 13320)]