2011990320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{40499}}^1$

素因数の和:40544

約数の個数: 160

約数和(自身を含む): 7231680000

約数和(自身を除く): 5219689680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 690, 720, 828, 920, 1035, 1080, 1104, 1242, 1380, 1656, 1840, 2070, 2160, 2484, 2760, 3105, 3312, 4140, 4968, 5520, 6210, 8280, 9936, 12420, 16560, 24840, 40499, 49680, 80998, 121497, 161996, 202495, 242994, 323992, 364491, 404990, 485988, 607485, 647984, 728982, 809980, 931477, 971976, 1093473, 1214970, 1457964, 1619960, 1822455, 1862954, 1943952, 2186946, 2429940, 2794431, 2915928, 3239920, 3644910, 3725908, 4373892, 4657385, 4859880, 5467365, 5588862, 5831856, 7289820, 7451816, 8383293, 8747784, 9314770, 9719760, 10934730, 11177724, 13972155, 14579640, 14903632, 16766586, 17495568, 18629540, 21869460, 22355448, 25149879, 27944310, 29159280, 33533172, 37259080, 41916465, 43738920, 44710896, 50299758, 55888620, 67066344, 74518160, 83832930, 87477840, 100599516, 111777240, 125749395, 134132688, 167665860, 201199032, 223554480, 251498790, 335331720, 402398064, 502997580, 670663440, 1005995160, 2011990320]

約数ペア:

[(1, 2011990320), (2, 1005995160), (3, 670663440), (4, 502997580), (5, 402398064), (6, 335331720), (8, 251498790), (9, 223554480), (10, 201199032), (12, 167665860), (15, 134132688), (16, 125749395), (18, 111777240), (20, 100599516), (23, 87477840), (24, 83832930), (27, 74518160), (30, 67066344), (36, 55888620), (40, 50299758), (45, 44710896), (46, 43738920), (48, 41916465), (54, 37259080), (60, 33533172), (69, 29159280), (72, 27944310), (80, 25149879), (90, 22355448), (92, 21869460), (108, 18629540), (115, 17495568), (120, 16766586), (135, 14903632), (138, 14579640), (144, 13972155), (180, 11177724), (184, 10934730), (207, 9719760), (216, 9314770), (230, 8747784), (240, 8383293), (270, 7451816), (276, 7289820), (345, 5831856), (360, 5588862), (368, 5467365), (414, 4859880), (432, 4657385), (460, 4373892), (540, 3725908), (552, 3644910), (621, 3239920), (690, 2915928), (720, 2794431), (828, 2429940), (920, 2186946), (1035, 1943952), (1080, 1862954), (1104, 1822455), (1242, 1619960), (1380, 1457964), (1656, 1214970), (1840, 1093473), (2070, 971976), (2160, 931477), (2484, 809980), (2760, 728982), (3105, 647984), (3312, 607485), (4140, 485988), (4968, 404990), (5520, 364491), (6210, 323992), (8280, 242994), (9936, 202495), (12420, 161996), (16560, 121497), (24840, 80998), (40499, 49680)]