285836640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1523}}^1$

素因数の和:1581

約数の個数: 192

約数和(自身を含む): 995452416

約数和(自身を除く): 709615776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 32, 34, 40, 46, 48, 51, 60, 68, 69, 80, 85, 92, 96, 102, 115, 120, 136, 138, 160, 170, 184, 204, 230, 240, 255, 272, 276, 340, 345, 368, 391, 408, 460, 480, 510, 544, 552, 680, 690, 736, 782, 816, 920, 1020, 1104, 1173, 1360, 1380, 1523, 1564, 1632, 1840, 1955, 2040, 2208, 2346, 2720, 2760, 3046, 3128, 3680, 3910, 4080, 4569, 4692, 5520, 5865, 6092, 6256, 7615, 7820, 8160, 9138, 9384, 11040, 11730, 12184, 12512, 15230, 15640, 18276, 18768, 22845, 23460, 24368, 25891, 30460, 31280, 35029, 36552, 37536, 45690, 46920, 48736, 51782, 60920, 62560, 70058, 73104, 77673, 91380, 93840, 103564, 105087, 121840, 129455, 140116, 146208, 155346, 175145, 182760, 187680, 207128, 210174, 243680, 258910, 280232, 310692, 350290, 365520, 388365, 414256, 420348, 517820, 525435, 560464, 595493, 621384, 700580, 731040, 776730, 828512, 840696, 1035640, 1050870, 1120928, 1190986, 1242768, 1401160, 1553460, 1681392, 1786479, 2071280, 2101740, 2381972, 2485536, 2802320, 2977465, 3106920, 3362784, 3572958, 4142560, 4203480, 4763944, 5604640, 5954930, 6213840, 7145916, 8406960, 8932395, 9527888, 11909860, 12427680, 14291832, 16813920, 17864790, 19055776, 23819720, 28583664, 35729580, 47639440, 57167328, 71459160, 95278880, 142918320, 285836640]

約数ペア:

[(1, 285836640), (2, 142918320), (3, 95278880), (4, 71459160), (5, 57167328), (6, 47639440), (8, 35729580), (10, 28583664), (12, 23819720), (15, 19055776), (16, 17864790), (17, 16813920), (20, 14291832), (23, 12427680), (24, 11909860), (30, 9527888), (32, 8932395), (34, 8406960), (40, 7145916), (46, 6213840), (48, 5954930), (51, 5604640), (60, 4763944), (68, 4203480), (69, 4142560), (80, 3572958), (85, 3362784), (92, 3106920), (96, 2977465), (102, 2802320), (115, 2485536), (120, 2381972), (136, 2101740), (138, 2071280), (160, 1786479), (170, 1681392), (184, 1553460), (204, 1401160), (230, 1242768), (240, 1190986), (255, 1120928), (272, 1050870), (276, 1035640), (340, 840696), (345, 828512), (368, 776730), (391, 731040), (408, 700580), (460, 621384), (480, 595493), (510, 560464), (544, 525435), (552, 517820), (680, 420348), (690, 414256), (736, 388365), (782, 365520), (816, 350290), (920, 310692), (1020, 280232), (1104, 258910), (1173, 243680), (1360, 210174), (1380, 207128), (1523, 187680), (1564, 182760), (1632, 175145), (1840, 155346), (1955, 146208), (2040, 140116), (2208, 129455), (2346, 121840), (2720, 105087), (2760, 103564), (3046, 93840), (3128, 91380), (3680, 77673), (3910, 73104), (4080, 70058), (4569, 62560), (4692, 60920), (5520, 51782), (5865, 48736), (6092, 46920), (6256, 45690), (7615, 37536), (7820, 36552), (8160, 35029), (9138, 31280), (9384, 30460), (11040, 25891), (11730, 24368), (12184, 23460), (12512, 22845), (15230, 18768), (15640, 18276)]