206486640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:416

約数の個数: 240

約数和(自身を含む): 745363008

約数和(自身を除く): 538876368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 37, 40, 45, 46, 48, 60, 69, 72, 74, 80, 90, 92, 111, 115, 120, 138, 144, 148, 180, 184, 185, 207, 222, 230, 240, 276, 296, 333, 337, 345, 360, 368, 370, 414, 444, 460, 552, 555, 592, 666, 674, 690, 720, 740, 828, 851, 888, 920, 1011, 1035, 1104, 1110, 1332, 1348, 1380, 1480, 1656, 1665, 1685, 1702, 1776, 1840, 2022, 2070, 2220, 2553, 2664, 2696, 2760, 2960, 3033, 3312, 3330, 3370, 3404, 4044, 4140, 4255, 4440, 5055, 5106, 5328, 5392, 5520, 6066, 6660, 6740, 6808, 7659, 7751, 8088, 8280, 8510, 8880, 10110, 10212, 12132, 12469, 12765, 13320, 13480, 13616, 15165, 15318, 15502, 16176, 16560, 17020, 20220, 20424, 23253, 24264, 24938, 25530, 26640, 26960, 30330, 30636, 31004, 34040, 37407, 38295, 38755, 40440, 40848, 46506, 48528, 49876, 51060, 60660, 61272, 62008, 62345, 68080, 69759, 74814, 76590, 77510, 80880, 93012, 99752, 102120, 112221, 116265, 121320, 122544, 124016, 124690, 139518, 149628, 153180, 155020, 186024, 187035, 199504, 204240, 224442, 232530, 242640, 249380, 279036, 286787, 299256, 306360, 310040, 348795, 372048, 374070, 448884, 465060, 498760, 558072, 561105, 573574, 598512, 612720, 620080, 697590, 748140, 860361, 897768, 930120, 997520, 1116144, 1122210, 1147148, 1395180, 1433935, 1496280, 1720722, 1795536, 1860240, 2244420, 2294296, 2581083, 2790360, 2867870, 2992560, 3441444, 4301805, 4488840, 4588592, 5162166, 5580720, 5735740, 6882888, 8603610, 8977680, 10324332, 11471480, 12905415, 13765776, 17207220, 20648664, 22942960, 25810830, 34414440, 41297328, 51621660, 68828880, 103243320, 206486640]

約数ペア:

[(1, 206486640), (2, 103243320), (3, 68828880), (4, 51621660), (5, 41297328), (6, 34414440), (8, 25810830), (9, 22942960), (10, 20648664), (12, 17207220), (15, 13765776), (16, 12905415), (18, 11471480), (20, 10324332), (23, 8977680), (24, 8603610), (30, 6882888), (36, 5735740), (37, 5580720), (40, 5162166), (45, 4588592), (46, 4488840), (48, 4301805), (60, 3441444), (69, 2992560), (72, 2867870), (74, 2790360), (80, 2581083), (90, 2294296), (92, 2244420), (111, 1860240), (115, 1795536), (120, 1720722), (138, 1496280), (144, 1433935), (148, 1395180), (180, 1147148), (184, 1122210), (185, 1116144), (207, 997520), (222, 930120), (230, 897768), (240, 860361), (276, 748140), (296, 697590), (333, 620080), (337, 612720), (345, 598512), (360, 573574), (368, 561105), (370, 558072), (414, 498760), (444, 465060), (460, 448884), (552, 374070), (555, 372048), (592, 348795), (666, 310040), (674, 306360), (690, 299256), (720, 286787), (740, 279036), (828, 249380), (851, 242640), (888, 232530), (920, 224442), (1011, 204240), (1035, 199504), (1104, 187035), (1110, 186024), (1332, 155020), (1348, 153180), (1380, 149628), (1480, 139518), (1656, 124690), (1665, 124016), (1685, 122544), (1702, 121320), (1776, 116265), (1840, 112221), (2022, 102120), (2070, 99752), (2220, 93012), (2553, 80880), (2664, 77510), (2696, 76590), (2760, 74814), (2960, 69759), (3033, 68080), (3312, 62345), (3330, 62008), (3370, 61272), (3404, 60660), (4044, 51060), (4140, 49876), (4255, 48528), (4440, 46506), (5055, 40848), (5106, 40440), (5328, 38755), (5392, 38295), (5520, 37407), (6066, 34040), (6660, 31004), (6740, 30636), (6808, 30330), (7659, 26960), (7751, 26640), (8088, 25530), (8280, 24938), (8510, 24264), (8880, 23253), (10110, 20424), (10212, 20220), (12132, 17020), (12469, 16560), (12765, 16176), (13320, 15502), (13480, 15318), (13616, 15165)]