1989029880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{1049}}^1$

素因数の和:1318

約数の個数: 192

約数和(自身を含む): 6781320000

約数和(自身を除く): 4792290120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 229, 230, 276, 345, 360, 414, 458, 460, 552, 687, 690, 828, 916, 920, 1035, 1049, 1145, 1374, 1380, 1656, 1832, 2061, 2070, 2098, 2290, 2748, 2760, 3147, 3435, 4122, 4140, 4196, 4580, 5245, 5267, 5496, 6294, 6870, 8244, 8280, 8392, 9160, 9441, 10305, 10490, 10534, 12588, 13740, 15735, 15801, 16488, 18882, 20610, 20980, 21068, 24127, 25176, 26335, 27480, 31470, 31602, 37764, 41220, 41960, 42136, 47205, 47403, 48254, 52670, 62940, 63204, 72381, 75528, 79005, 82440, 94410, 94806, 96508, 105340, 120635, 125880, 126408, 144762, 158010, 188820, 189612, 193016, 210680, 217143, 237015, 240221, 241270, 289524, 316020, 361905, 377640, 379224, 434286, 474030, 480442, 482540, 579048, 632040, 720663, 723810, 868572, 948060, 960884, 965080, 1085715, 1201105, 1441326, 1447620, 1737144, 1896120, 1921768, 2161989, 2171430, 2402210, 2882652, 2895240, 3603315, 4323978, 4342860, 4804420, 5525083, 5765304, 7206630, 8647956, 8685720, 9608840, 10809945, 11050166, 14413260, 16575249, 17295912, 21619890, 22100332, 27625415, 28826520, 33150498, 43239780, 44200664, 49725747, 55250830, 66300996, 82876245, 86479560, 99451494, 110501660, 132601992, 165752490, 198902988, 221003320, 248628735, 331504980, 397805976, 497257470, 663009960, 994514940, 1989029880]

約数ペア:

[(1, 1989029880), (2, 994514940), (3, 663009960), (4, 497257470), (5, 397805976), (6, 331504980), (8, 248628735), (9, 221003320), (10, 198902988), (12, 165752490), (15, 132601992), (18, 110501660), (20, 99451494), (23, 86479560), (24, 82876245), (30, 66300996), (36, 55250830), (40, 49725747), (45, 44200664), (46, 43239780), (60, 33150498), (69, 28826520), (72, 27625415), (90, 22100332), (92, 21619890), (115, 17295912), (120, 16575249), (138, 14413260), (180, 11050166), (184, 10809945), (207, 9608840), (229, 8685720), (230, 8647956), (276, 7206630), (345, 5765304), (360, 5525083), (414, 4804420), (458, 4342860), (460, 4323978), (552, 3603315), (687, 2895240), (690, 2882652), (828, 2402210), (916, 2171430), (920, 2161989), (1035, 1921768), (1049, 1896120), (1145, 1737144), (1374, 1447620), (1380, 1441326), (1656, 1201105), (1832, 1085715), (2061, 965080), (2070, 960884), (2098, 948060), (2290, 868572), (2748, 723810), (2760, 720663), (3147, 632040), (3435, 579048), (4122, 482540), (4140, 480442), (4196, 474030), (4580, 434286), (5245, 379224), (5267, 377640), (5496, 361905), (6294, 316020), (6870, 289524), (8244, 241270), (8280, 240221), (8392, 237015), (9160, 217143), (9441, 210680), (10305, 193016), (10490, 189612), (10534, 188820), (12588, 158010), (13740, 144762), (15735, 126408), (15801, 125880), (16488, 120635), (18882, 105340), (20610, 96508), (20980, 94806), (21068, 94410), (24127, 82440), (25176, 79005), (26335, 75528), (27480, 72381), (31470, 63204), (31602, 62940), (37764, 52670), (41220, 48254), (41960, 47403), (42136, 47205)]