197428320

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1987}}^1$

素因数の和:2034

約数の個数: 192

約数和(自身を含む): 721405440

約数和(自身を除く): 523977120

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, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 180, 184, 207, 216, 230, 240, 270, 276, 288, 345, 360, 368, 414, 432, 460, 480, 540, 552, 621, 690, 720, 736, 828, 864, 920, 1035, 1080, 1104, 1242, 1380, 1440, 1656, 1840, 1987, 2070, 2160, 2208, 2484, 2760, 3105, 3312, 3680, 3974, 4140, 4320, 4968, 5520, 5961, 6210, 6624, 7948, 8280, 9935, 9936, 11040, 11922, 12420, 15896, 16560, 17883, 19870, 19872, 23844, 24840, 29805, 31792, 33120, 35766, 39740, 45701, 47688, 49680, 53649, 59610, 63584, 71532, 79480, 89415, 91402, 95376, 99360, 107298, 119220, 137103, 143064, 158960, 178830, 182804, 190752, 214596, 228505, 238440, 268245, 274206, 286128, 317920, 357660, 365608, 411309, 429192, 457010, 476880, 536490, 548412, 572256, 685515, 715320, 731216, 822618, 858384, 914020, 953760, 1072980, 1096824, 1233927, 1371030, 1430640, 1462432, 1645236, 1716768, 1828040, 2056545, 2145960, 2193648, 2467854, 2742060, 2861280, 3290472, 3656080, 4113090, 4291920, 4387296, 4935708, 5484120, 6169635, 6580944, 7312160, 8226180, 8583840, 9871416, 10968240, 12339270, 13161888, 16452360, 19742832, 21936480, 24678540, 32904720, 39485664, 49357080, 65809440, 98714160, 197428320]

約数ペア:

[(1, 197428320), (2, 98714160), (3, 65809440), (4, 49357080), (5, 39485664), (6, 32904720), (8, 24678540), (9, 21936480), (10, 19742832), (12, 16452360), (15, 13161888), (16, 12339270), (18, 10968240), (20, 9871416), (23, 8583840), (24, 8226180), (27, 7312160), (30, 6580944), (32, 6169635), (36, 5484120), (40, 4935708), (45, 4387296), (46, 4291920), (48, 4113090), (54, 3656080), (60, 3290472), (69, 2861280), (72, 2742060), (80, 2467854), (90, 2193648), (92, 2145960), (96, 2056545), (108, 1828040), (115, 1716768), (120, 1645236), (135, 1462432), (138, 1430640), (144, 1371030), (160, 1233927), (180, 1096824), (184, 1072980), (207, 953760), (216, 914020), (230, 858384), (240, 822618), (270, 731216), (276, 715320), (288, 685515), (345, 572256), (360, 548412), (368, 536490), (414, 476880), (432, 457010), (460, 429192), (480, 411309), (540, 365608), (552, 357660), (621, 317920), (690, 286128), (720, 274206), (736, 268245), (828, 238440), (864, 228505), (920, 214596), (1035, 190752), (1080, 182804), (1104, 178830), (1242, 158960), (1380, 143064), (1440, 137103), (1656, 119220), (1840, 107298), (1987, 99360), (2070, 95376), (2160, 91402), (2208, 89415), (2484, 79480), (2760, 71532), (3105, 63584), (3312, 59610), (3680, 53649), (3974, 49680), (4140, 47688), (4320, 45701), (4968, 39740), (5520, 35766), (5961, 33120), (6210, 31792), (6624, 29805), (7948, 24840), (8280, 23844), (9935, 19872), (9936, 19870), (11040, 17883), (11922, 16560), (12420, 15896)]