638992440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{337}}^1$

素因数の和:606

約数の個数: 192

約数和(自身を含む): 2182939200

約数和(自身を除く): 1543946760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 229, 230, 276, 337, 345, 360, 414, 458, 460, 552, 674, 687, 690, 828, 916, 920, 1011, 1035, 1145, 1348, 1374, 1380, 1656, 1685, 1832, 2022, 2061, 2070, 2290, 2696, 2748, 2760, 3033, 3370, 3435, 4044, 4122, 4140, 4580, 5055, 5267, 5496, 6066, 6740, 6870, 7751, 8088, 8244, 8280, 9160, 10110, 10305, 10534, 12132, 13480, 13740, 15165, 15502, 15801, 16488, 20220, 20610, 21068, 23253, 24264, 26335, 27480, 30330, 31004, 31602, 38755, 40440, 41220, 42136, 46506, 47403, 52670, 60660, 62008, 63204, 69759, 77173, 77510, 79005, 82440, 93012, 94806, 105340, 116265, 121320, 126408, 139518, 154346, 155020, 158010, 186024, 189612, 210680, 231519, 232530, 237015, 279036, 308692, 310040, 316020, 348795, 379224, 385865, 463038, 465060, 474030, 558072, 617384, 632040, 694557, 697590, 771730, 926076, 930120, 948060, 1157595, 1389114, 1395180, 1543460, 1774979, 1852152, 1896120, 2315190, 2778228, 2790360, 3086920, 3472785, 3549958, 4630380, 5324937, 5556456, 6945570, 7099916, 8874895, 9260760, 10649874, 13891140, 14199832, 15974811, 17749790, 21299748, 26624685, 27782280, 31949622, 35499580, 42599496, 53249370, 63899244, 70999160, 79874055, 106498740, 127798488, 159748110, 212997480, 319496220, 638992440]

約数ペア:

[(1, 638992440), (2, 319496220), (3, 212997480), (4, 159748110), (5, 127798488), (6, 106498740), (8, 79874055), (9, 70999160), (10, 63899244), (12, 53249370), (15, 42599496), (18, 35499580), (20, 31949622), (23, 27782280), (24, 26624685), (30, 21299748), (36, 17749790), (40, 15974811), (45, 14199832), (46, 13891140), (60, 10649874), (69, 9260760), (72, 8874895), (90, 7099916), (92, 6945570), (115, 5556456), (120, 5324937), (138, 4630380), (180, 3549958), (184, 3472785), (207, 3086920), (229, 2790360), (230, 2778228), (276, 2315190), (337, 1896120), (345, 1852152), (360, 1774979), (414, 1543460), (458, 1395180), (460, 1389114), (552, 1157595), (674, 948060), (687, 930120), (690, 926076), (828, 771730), (916, 697590), (920, 694557), (1011, 632040), (1035, 617384), (1145, 558072), (1348, 474030), (1374, 465060), (1380, 463038), (1656, 385865), (1685, 379224), (1832, 348795), (2022, 316020), (2061, 310040), (2070, 308692), (2290, 279036), (2696, 237015), (2748, 232530), (2760, 231519), (3033, 210680), (3370, 189612), (3435, 186024), (4044, 158010), (4122, 155020), (4140, 154346), (4580, 139518), (5055, 126408), (5267, 121320), (5496, 116265), (6066, 105340), (6740, 94806), (6870, 93012), (7751, 82440), (8088, 79005), (8244, 77510), (8280, 77173), (9160, 69759), (10110, 63204), (10305, 62008), (10534, 60660), (12132, 52670), (13480, 47403), (13740, 46506), (15165, 42136), (15502, 41220), (15801, 40440), (16488, 38755), (20220, 31602), (20610, 31004), (21068, 30330), (23253, 27480), (24264, 26335)]