71889120

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{43}}^2$

素因数の和:116

約数の個数: 216

約数和(自身を含む): 260461656

約数和(自身を除く): 188572536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 72, 80, 81, 86, 90, 96, 108, 120, 129, 135, 144, 160, 162, 172, 180, 215, 216, 240, 243, 258, 270, 288, 324, 344, 360, 387, 405, 430, 432, 480, 486, 516, 540, 645, 648, 688, 720, 774, 810, 860, 864, 972, 1032, 1080, 1161, 1215, 1290, 1296, 1376, 1440, 1548, 1620, 1720, 1849, 1935, 1944, 2064, 2160, 2322, 2430, 2580, 2592, 3096, 3240, 3440, 3483, 3698, 3870, 3888, 4128, 4320, 4644, 4860, 5160, 5547, 5805, 6192, 6480, 6880, 6966, 7396, 7740, 7776, 9245, 9288, 9720, 10320, 10449, 11094, 11610, 12384, 12960, 13932, 14792, 15480, 16641, 17415, 18490, 18576, 19440, 20640, 20898, 22188, 23220, 27735, 27864, 29584, 30960, 33282, 34830, 36980, 37152, 38880, 41796, 44376, 46440, 49923, 52245, 55470, 55728, 59168, 61920, 66564, 69660, 73960, 83205, 83592, 88752, 92880, 99846, 104490, 110940, 111456, 133128, 139320, 147920, 149769, 166410, 167184, 177504, 185760, 199692, 208980, 221880, 249615, 266256, 278640, 295840, 299538, 332820, 334368, 399384, 417960, 443760, 449307, 499230, 532512, 557280, 599076, 665640, 748845, 798768, 835920, 887520, 898614, 998460, 1198152, 1331280, 1497690, 1597536, 1671840, 1797228, 1996920, 2246535, 2396304, 2662560, 2995380, 3594456, 3993840, 4493070, 4792608, 5990760, 7188912, 7987680, 8986140, 11981520, 14377824, 17972280, 23963040, 35944560, 71889120]

約数ペア:

[(1, 71889120), (2, 35944560), (3, 23963040), (4, 17972280), (5, 14377824), (6, 11981520), (8, 8986140), (9, 7987680), (10, 7188912), (12, 5990760), (15, 4792608), (16, 4493070), (18, 3993840), (20, 3594456), (24, 2995380), (27, 2662560), (30, 2396304), (32, 2246535), (36, 1996920), (40, 1797228), (43, 1671840), (45, 1597536), (48, 1497690), (54, 1331280), (60, 1198152), (72, 998460), (80, 898614), (81, 887520), (86, 835920), (90, 798768), (96, 748845), (108, 665640), (120, 599076), (129, 557280), (135, 532512), (144, 499230), (160, 449307), (162, 443760), (172, 417960), (180, 399384), (215, 334368), (216, 332820), (240, 299538), (243, 295840), (258, 278640), (270, 266256), (288, 249615), (324, 221880), (344, 208980), (360, 199692), (387, 185760), (405, 177504), (430, 167184), (432, 166410), (480, 149769), (486, 147920), (516, 139320), (540, 133128), (645, 111456), (648, 110940), (688, 104490), (720, 99846), (774, 92880), (810, 88752), (860, 83592), (864, 83205), (972, 73960), (1032, 69660), (1080, 66564), (1161, 61920), (1215, 59168), (1290, 55728), (1296, 55470), (1376, 52245), (1440, 49923), (1548, 46440), (1620, 44376), (1720, 41796), (1849, 38880), (1935, 37152), (1944, 36980), (2064, 34830), (2160, 33282), (2322, 30960), (2430, 29584), (2580, 27864), (2592, 27735), (3096, 23220), (3240, 22188), (3440, 20898), (3483, 20640), (3698, 19440), (3870, 18576), (3888, 18490), (4128, 17415), (4320, 16641), (4644, 15480), (4860, 14792), (5160, 13932), (5547, 12960), (5805, 12384), (6192, 11610), (6480, 11094), (6880, 10449), (6966, 10320), (7396, 9720), (7740, 9288), (7776, 9245)]