161857440

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:234

約数の個数: 288

約数和(自身を含む): 601001856

約数和(自身を除く): 439144416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 162, 180, 181, 184, 207, 216, 230, 240, 243, 270, 276, 288, 324, 345, 360, 362, 368, 405, 414, 432, 460, 480, 486, 540, 543, 552, 621, 648, 690, 720, 724, 736, 810, 828, 864, 905, 920, 972, 1035, 1080, 1086, 1104, 1215, 1242, 1296, 1380, 1440, 1448, 1620, 1629, 1656, 1810, 1840, 1863, 1944, 2070, 2160, 2172, 2208, 2430, 2484, 2592, 2715, 2760, 2896, 3105, 3240, 3258, 3312, 3620, 3680, 3726, 3888, 4140, 4163, 4320, 4344, 4860, 4887, 4968, 5430, 5520, 5589, 5792, 6210, 6480, 6516, 6624, 7240, 7452, 7776, 8145, 8280, 8326, 8688, 9315, 9720, 9774, 9936, 10860, 11040, 11178, 12420, 12489, 12960, 13032, 14480, 14661, 14904, 16290, 16560, 16652, 17376, 18630, 19440, 19548, 19872, 20815, 21720, 22356, 24435, 24840, 24978, 26064, 27945, 28960, 29322, 29808, 32580, 33120, 33304, 37260, 37467, 38880, 39096, 41630, 43440, 43983, 44712, 48870, 49680, 49956, 52128, 55890, 58644, 59616, 62445, 65160, 66608, 73305, 74520, 74934, 78192, 83260, 86880, 87966, 89424, 97740, 99360, 99912, 111780, 112401, 117288, 124890, 130320, 133216, 146610, 149040, 149868, 156384, 166520, 175932, 178848, 187335, 195480, 199824, 219915, 223560, 224802, 234576, 249780, 260640, 293220, 298080, 299736, 333040, 337203, 351864, 374670, 390960, 399648, 439830, 447120, 449604, 469152, 499560, 562005, 586440, 599472, 666080, 674406, 703728, 749340, 781920, 879660, 894240, 899208, 999120, 1011609, 1124010, 1172880, 1198944, 1348812, 1407456, 1498680, 1686015, 1759320, 1798416, 1998240, 2023218, 2248020, 2345760, 2697624, 2997360, 3372030, 3518640, 3596832, 4046436, 4496040, 5058045, 5395248, 5994720, 6744060, 7037280, 8092872, 8992080, 10116090, 10790496, 13488120, 16185744, 17984160, 20232180, 26976240, 32371488, 40464360, 53952480, 80928720, 161857440]

約数ペア:

[(1, 161857440), (2, 80928720), (3, 53952480), (4, 40464360), (5, 32371488), (6, 26976240), (8, 20232180), (9, 17984160), (10, 16185744), (12, 13488120), (15, 10790496), (16, 10116090), (18, 8992080), (20, 8092872), (23, 7037280), (24, 6744060), (27, 5994720), (30, 5395248), (32, 5058045), (36, 4496040), (40, 4046436), (45, 3596832), (46, 3518640), (48, 3372030), (54, 2997360), (60, 2697624), (69, 2345760), (72, 2248020), (80, 2023218), (81, 1998240), (90, 1798416), (92, 1759320), (96, 1686015), (108, 1498680), (115, 1407456), (120, 1348812), (135, 1198944), (138, 1172880), (144, 1124010), (160, 1011609), (162, 999120), (180, 899208), (181, 894240), (184, 879660), (207, 781920), (216, 749340), (230, 703728), (240, 674406), (243, 666080), (270, 599472), (276, 586440), (288, 562005), (324, 499560), (345, 469152), (360, 449604), (362, 447120), (368, 439830), (405, 399648), (414, 390960), (432, 374670), (460, 351864), (480, 337203), (486, 333040), (540, 299736), (543, 298080), (552, 293220), (621, 260640), (648, 249780), (690, 234576), (720, 224802), (724, 223560), (736, 219915), (810, 199824), (828, 195480), (864, 187335), (905, 178848), (920, 175932), (972, 166520), (1035, 156384), (1080, 149868), (1086, 149040), (1104, 146610), (1215, 133216), (1242, 130320), (1296, 124890), (1380, 117288), (1440, 112401), (1448, 111780), (1620, 99912), (1629, 99360), (1656, 97740), (1810, 89424), (1840, 87966), (1863, 86880), (1944, 83260), (2070, 78192), (2160, 74934), (2172, 74520), (2208, 73305), (2430, 66608), (2484, 65160), (2592, 62445), (2715, 59616), (2760, 58644), (2896, 55890), (3105, 52128), (3240, 49956), (3258, 49680), (3312, 48870), (3620, 44712), (3680, 43983), (3726, 43440), (3888, 41630), (4140, 39096), (4163, 38880), (4320, 37467), (4344, 37260), (4860, 33304), (4887, 33120), (4968, 32580), (5430, 29808), (5520, 29322), (5589, 28960), (5792, 27945), (6210, 26064), (6480, 24978), (6516, 24840), (6624, 24435), (7240, 22356), (7452, 21720), (7776, 20815), (8145, 19872), (8280, 19548), (8326, 19440), (8688, 18630), (9315, 17376), (9720, 16652), (9774, 16560), (9936, 16290), (10860, 14904), (11040, 14661), (11178, 14480), (12420, 13032), (12489, 12960)]