291720960

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1$

素因数の和:420

約数の個数: 288

約数和(自身を含む): 1083156480

約数和(自身を除く): 791435520

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, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 256, 270, 276, 288, 320, 345, 360, 367, 368, 384, 414, 432, 460, 480, 540, 552, 576, 621, 640, 690, 720, 734, 736, 768, 828, 864, 920, 960, 1035, 1080, 1101, 1104, 1152, 1242, 1280, 1380, 1440, 1468, 1472, 1656, 1728, 1835, 1840, 1920, 2070, 2160, 2202, 2208, 2304, 2484, 2760, 2880, 2936, 2944, 3105, 3303, 3312, 3456, 3670, 3680, 3840, 4140, 4320, 4404, 4416, 4968, 5505, 5520, 5760, 5872, 5888, 6210, 6606, 6624, 6912, 7340, 7360, 8280, 8441, 8640, 8808, 8832, 9909, 9936, 11010, 11040, 11520, 11744, 12420, 13212, 13248, 14680, 14720, 16515, 16560, 16882, 17280, 17616, 17664, 19818, 19872, 22020, 22080, 23488, 24840, 25323, 26424, 26496, 29360, 29440, 33030, 33120, 33764, 34560, 35232, 39636, 39744, 42205, 44040, 44160, 46976, 49545, 49680, 50646, 52848, 52992, 58720, 66060, 66240, 67528, 70464, 75969, 79272, 79488, 84410, 88080, 88320, 93952, 99090, 99360, 101292, 105696, 117440, 126615, 132120, 132480, 135056, 140928, 151938, 158544, 158976, 168820, 176160, 198180, 198720, 202584, 211392, 227907, 234880, 253230, 264240, 264960, 270112, 281856, 303876, 317088, 337640, 352320, 379845, 396360, 397440, 405168, 422784, 455814, 469760, 506460, 528480, 540224, 607752, 634176, 675280, 704640, 759690, 792720, 794880, 810336, 845568, 911628, 1012920, 1056960, 1080448, 1139535, 1215504, 1268352, 1350560, 1409280, 1519380, 1585440, 1620672, 1823256, 2025840, 2113920, 2160896, 2279070, 2431008, 2536704, 2701120, 3038760, 3170880, 3241344, 3646512, 4051680, 4227840, 4558140, 4862016, 5402240, 6077520, 6341760, 6482688, 7293024, 8103360, 9116280, 9724032, 10804480, 12155040, 12683520, 14586048, 16206720, 18232560, 19448064, 24310080, 29172096, 32413440, 36465120, 48620160, 58344192, 72930240, 97240320, 145860480, 291720960]

約数ペア:

[(1, 291720960), (2, 145860480), (3, 97240320), (4, 72930240), (5, 58344192), (6, 48620160), (8, 36465120), (9, 32413440), (10, 29172096), (12, 24310080), (15, 19448064), (16, 18232560), (18, 16206720), (20, 14586048), (23, 12683520), (24, 12155040), (27, 10804480), (30, 9724032), (32, 9116280), (36, 8103360), (40, 7293024), (45, 6482688), (46, 6341760), (48, 6077520), (54, 5402240), (60, 4862016), (64, 4558140), (69, 4227840), (72, 4051680), (80, 3646512), (90, 3241344), (92, 3170880), (96, 3038760), (108, 2701120), (115, 2536704), (120, 2431008), (128, 2279070), (135, 2160896), (138, 2113920), (144, 2025840), (160, 1823256), (180, 1620672), (184, 1585440), (192, 1519380), (207, 1409280), (216, 1350560), (230, 1268352), (240, 1215504), (256, 1139535), (270, 1080448), (276, 1056960), (288, 1012920), (320, 911628), (345, 845568), (360, 810336), (367, 794880), (368, 792720), (384, 759690), (414, 704640), (432, 675280), (460, 634176), (480, 607752), (540, 540224), (552, 528480), (576, 506460), (621, 469760), (640, 455814), (690, 422784), (720, 405168), (734, 397440), (736, 396360), (768, 379845), (828, 352320), (864, 337640), (920, 317088), (960, 303876), (1035, 281856), (1080, 270112), (1101, 264960), (1104, 264240), (1152, 253230), (1242, 234880), (1280, 227907), (1380, 211392), (1440, 202584), (1468, 198720), (1472, 198180), (1656, 176160), (1728, 168820), (1835, 158976), (1840, 158544), (1920, 151938), (2070, 140928), (2160, 135056), (2202, 132480), (2208, 132120), (2304, 126615), (2484, 117440), (2760, 105696), (2880, 101292), (2936, 99360), (2944, 99090), (3105, 93952), (3303, 88320), (3312, 88080), (3456, 84410), (3670, 79488), (3680, 79272), (3840, 75969), (4140, 70464), (4320, 67528), (4404, 66240), (4416, 66060), (4968, 58720), (5505, 52992), (5520, 52848), (5760, 50646), (5872, 49680), (5888, 49545), (6210, 46976), (6606, 44160), (6624, 44040), (6912, 42205), (7340, 39744), (7360, 39636), (8280, 35232), (8441, 34560), (8640, 33764), (8808, 33120), (8832, 33030), (9909, 29440), (9936, 29360), (11010, 26496), (11040, 26424), (11520, 25323), (11744, 24840), (12420, 23488), (13212, 22080), (13248, 22020), (14680, 19872), (14720, 19818), (16515, 17664), (16560, 17616), (16882, 17280)]