2881440

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 192

約数和(自身を含む): 10886400

約数和(自身を除く): 8004960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 29, 30, 32, 36, 40, 45, 46, 48, 54, 58, 60, 69, 72, 80, 87, 90, 92, 96, 108, 115, 116, 120, 135, 138, 144, 145, 160, 174, 180, 184, 207, 216, 230, 232, 240, 261, 270, 276, 288, 290, 345, 348, 360, 368, 414, 432, 435, 460, 464, 480, 522, 540, 552, 580, 621, 667, 690, 696, 720, 736, 783, 828, 864, 870, 920, 928, 1035, 1044, 1080, 1104, 1160, 1242, 1305, 1334, 1380, 1392, 1440, 1566, 1656, 1740, 1840, 2001, 2070, 2088, 2160, 2208, 2320, 2484, 2610, 2668, 2760, 2784, 3105, 3132, 3312, 3335, 3480, 3680, 3915, 4002, 4140, 4176, 4320, 4640, 4968, 5220, 5336, 5520, 6003, 6210, 6264, 6624, 6670, 6960, 7830, 8004, 8280, 8352, 9936, 10005, 10440, 10672, 11040, 12006, 12420, 12528, 13340, 13920, 15660, 16008, 16560, 18009, 19872, 20010, 20880, 21344, 24012, 24840, 25056, 26680, 30015, 31320, 32016, 33120, 36018, 40020, 41760, 48024, 49680, 53360, 60030, 62640, 64032, 72036, 80040, 90045, 96048, 99360, 106720, 120060, 125280, 144072, 160080, 180090, 192096, 240120, 288144, 320160, 360180, 480240, 576288, 720360, 960480, 1440720, 2881440]

約数ペア:

[(1, 2881440), (2, 1440720), (3, 960480), (4, 720360), (5, 576288), (6, 480240), (8, 360180), (9, 320160), (10, 288144), (12, 240120), (15, 192096), (16, 180090), (18, 160080), (20, 144072), (23, 125280), (24, 120060), (27, 106720), (29, 99360), (30, 96048), (32, 90045), (36, 80040), (40, 72036), (45, 64032), (46, 62640), (48, 60030), (54, 53360), (58, 49680), (60, 48024), (69, 41760), (72, 40020), (80, 36018), (87, 33120), (90, 32016), (92, 31320), (96, 30015), (108, 26680), (115, 25056), (116, 24840), (120, 24012), (135, 21344), (138, 20880), (144, 20010), (145, 19872), (160, 18009), (174, 16560), (180, 16008), (184, 15660), (207, 13920), (216, 13340), (230, 12528), (232, 12420), (240, 12006), (261, 11040), (270, 10672), (276, 10440), (288, 10005), (290, 9936), (345, 8352), (348, 8280), (360, 8004), (368, 7830), (414, 6960), (432, 6670), (435, 6624), (460, 6264), (464, 6210), (480, 6003), (522, 5520), (540, 5336), (552, 5220), (580, 4968), (621, 4640), (667, 4320), (690, 4176), (696, 4140), (720, 4002), (736, 3915), (783, 3680), (828, 3480), (864, 3335), (870, 3312), (920, 3132), (928, 3105), (1035, 2784), (1044, 2760), (1080, 2668), (1104, 2610), (1160, 2484), (1242, 2320), (1305, 2208), (1334, 2160), (1380, 2088), (1392, 2070), (1440, 2001), (1566, 1840), (1656, 1740)]