247108320

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:879

約数の個数: 240

約数和(自身を含む): 911100960

約数和(自身を除く): 663992640

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, 184, 207, 216, 230, 240, 270, 276, 288, 324, 345, 360, 368, 405, 414, 432, 460, 480, 540, 552, 621, 648, 690, 720, 736, 810, 828, 829, 864, 920, 1035, 1080, 1104, 1242, 1296, 1380, 1440, 1620, 1656, 1658, 1840, 1863, 2070, 2160, 2208, 2484, 2487, 2592, 2760, 3105, 3240, 3312, 3316, 3680, 3726, 4140, 4145, 4320, 4968, 4974, 5520, 6210, 6480, 6624, 6632, 7452, 7461, 8280, 8290, 9315, 9936, 9948, 11040, 12420, 12435, 12960, 13264, 14904, 14922, 16560, 16580, 18630, 19067, 19872, 19896, 22383, 24840, 24870, 26528, 29808, 29844, 33120, 33160, 37260, 37305, 38134, 39792, 44766, 49680, 49740, 57201, 59616, 59688, 66320, 67149, 74520, 74610, 76268, 79584, 89532, 95335, 99360, 99480, 111915, 114402, 119376, 132640, 134298, 149040, 149220, 152536, 171603, 179064, 190670, 198960, 223830, 228804, 238752, 268596, 286005, 298080, 298440, 305072, 335745, 343206, 358128, 381340, 397920, 447660, 457608, 514809, 537192, 572010, 596880, 610144, 671490, 686412, 716256, 762680, 858015, 895320, 915216, 1029618, 1074384, 1144020, 1193760, 1342980, 1372824, 1525360, 1544427, 1716030, 1790640, 1830432, 2059236, 2148768, 2288040, 2574045, 2685960, 2745648, 3050720, 3088854, 3432060, 3581280, 4118472, 4576080, 5148090, 5371920, 5491296, 6177708, 6864120, 7722135, 8236944, 9152160, 10296180, 10743840, 12355416, 13728240, 15444270, 16473888, 20592360, 24710832, 27456480, 30888540, 41184720, 49421664, 61777080, 82369440, 123554160, 247108320]

約数ペア:

[(1, 247108320), (2, 123554160), (3, 82369440), (4, 61777080), (5, 49421664), (6, 41184720), (8, 30888540), (9, 27456480), (10, 24710832), (12, 20592360), (15, 16473888), (16, 15444270), (18, 13728240), (20, 12355416), (23, 10743840), (24, 10296180), (27, 9152160), (30, 8236944), (32, 7722135), (36, 6864120), (40, 6177708), (45, 5491296), (46, 5371920), (48, 5148090), (54, 4576080), (60, 4118472), (69, 3581280), (72, 3432060), (80, 3088854), (81, 3050720), (90, 2745648), (92, 2685960), (96, 2574045), (108, 2288040), (115, 2148768), (120, 2059236), (135, 1830432), (138, 1790640), (144, 1716030), (160, 1544427), (162, 1525360), (180, 1372824), (184, 1342980), (207, 1193760), (216, 1144020), (230, 1074384), (240, 1029618), (270, 915216), (276, 895320), (288, 858015), (324, 762680), (345, 716256), (360, 686412), (368, 671490), (405, 610144), (414, 596880), (432, 572010), (460, 537192), (480, 514809), (540, 457608), (552, 447660), (621, 397920), (648, 381340), (690, 358128), (720, 343206), (736, 335745), (810, 305072), (828, 298440), (829, 298080), (864, 286005), (920, 268596), (1035, 238752), (1080, 228804), (1104, 223830), (1242, 198960), (1296, 190670), (1380, 179064), (1440, 171603), (1620, 152536), (1656, 149220), (1658, 149040), (1840, 134298), (1863, 132640), (2070, 119376), (2160, 114402), (2208, 111915), (2484, 99480), (2487, 99360), (2592, 95335), (2760, 89532), (3105, 79584), (3240, 76268), (3312, 74610), (3316, 74520), (3680, 67149), (3726, 66320), (4140, 59688), (4145, 59616), (4320, 57201), (4968, 49740), (4974, 49680), (5520, 44766), (6210, 39792), (6480, 38134), (6624, 37305), (6632, 37260), (7452, 33160), (7461, 33120), (8280, 29844), (8290, 29808), (9315, 26528), (9936, 24870), (9948, 24840), (11040, 22383), (12420, 19896), (12435, 19872), (12960, 19067), (13264, 18630), (14904, 16580), (14922, 16560)]