18679680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:98

約数の個数: 256

約数和(自身を含む): 70502400

約数和(自身を除く): 51822720

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, 47, 48, 54, 60, 64, 69, 72, 80, 90, 92, 94, 96, 108, 115, 120, 128, 135, 138, 141, 144, 160, 180, 184, 188, 192, 207, 216, 230, 235, 240, 270, 276, 282, 288, 320, 345, 360, 368, 376, 384, 414, 423, 432, 460, 470, 480, 540, 552, 564, 576, 621, 640, 690, 705, 720, 736, 752, 828, 846, 864, 920, 940, 960, 1035, 1080, 1081, 1104, 1128, 1152, 1242, 1269, 1380, 1410, 1440, 1472, 1504, 1656, 1692, 1728, 1840, 1880, 1920, 2070, 2115, 2160, 2162, 2208, 2256, 2484, 2538, 2760, 2820, 2880, 2944, 3008, 3105, 3243, 3312, 3384, 3456, 3680, 3760, 4140, 4230, 4320, 4324, 4416, 4512, 4968, 5076, 5405, 5520, 5640, 5760, 6016, 6210, 6345, 6486, 6624, 6768, 7360, 7520, 8280, 8460, 8640, 8648, 8832, 9024, 9729, 9936, 10152, 10810, 11040, 11280, 12420, 12690, 12972, 13248, 13536, 14720, 15040, 16215, 16560, 16920, 17280, 17296, 18048, 19458, 19872, 20304, 21620, 22080, 22560, 24840, 25380, 25944, 26496, 27072, 29187, 30080, 32430, 33120, 33840, 34592, 38916, 39744, 40608, 43240, 44160, 45120, 48645, 49680, 50760, 51888, 54144, 58374, 64860, 66240, 67680, 69184, 77832, 79488, 81216, 86480, 90240, 97290, 99360, 101520, 103776, 116748, 129720, 132480, 135360, 138368, 145935, 155664, 162432, 172960, 194580, 198720, 203040, 207552, 233496, 259440, 270720, 291870, 311328, 345920, 389160, 397440, 406080, 415104, 466992, 518880, 583740, 622656, 691840, 778320, 812160, 933984, 1037760, 1167480, 1245312, 1556640, 1867968, 2075520, 2334960, 3113280, 3735936, 4669920, 6226560, 9339840, 18679680]

約数ペア:

[(1, 18679680), (2, 9339840), (3, 6226560), (4, 4669920), (5, 3735936), (6, 3113280), (8, 2334960), (9, 2075520), (10, 1867968), (12, 1556640), (15, 1245312), (16, 1167480), (18, 1037760), (20, 933984), (23, 812160), (24, 778320), (27, 691840), (30, 622656), (32, 583740), (36, 518880), (40, 466992), (45, 415104), (46, 406080), (47, 397440), (48, 389160), (54, 345920), (60, 311328), (64, 291870), (69, 270720), (72, 259440), (80, 233496), (90, 207552), (92, 203040), (94, 198720), (96, 194580), (108, 172960), (115, 162432), (120, 155664), (128, 145935), (135, 138368), (138, 135360), (141, 132480), (144, 129720), (160, 116748), (180, 103776), (184, 101520), (188, 99360), (192, 97290), (207, 90240), (216, 86480), (230, 81216), (235, 79488), (240, 77832), (270, 69184), (276, 67680), (282, 66240), (288, 64860), (320, 58374), (345, 54144), (360, 51888), (368, 50760), (376, 49680), (384, 48645), (414, 45120), (423, 44160), (432, 43240), (460, 40608), (470, 39744), (480, 38916), (540, 34592), (552, 33840), (564, 33120), (576, 32430), (621, 30080), (640, 29187), (690, 27072), (705, 26496), (720, 25944), (736, 25380), (752, 24840), (828, 22560), (846, 22080), (864, 21620), (920, 20304), (940, 19872), (960, 19458), (1035, 18048), (1080, 17296), (1081, 17280), (1104, 16920), (1128, 16560), (1152, 16215), (1242, 15040), (1269, 14720), (1380, 13536), (1410, 13248), (1440, 12972), (1472, 12690), (1504, 12420), (1656, 11280), (1692, 11040), (1728, 10810), (1840, 10152), (1880, 9936), (1920, 9729), (2070, 9024), (2115, 8832), (2160, 8648), (2162, 8640), (2208, 8460), (2256, 8280), (2484, 7520), (2538, 7360), (2760, 6768), (2820, 6624), (2880, 6486), (2944, 6345), (3008, 6210), (3105, 6016), (3243, 5760), (3312, 5640), (3384, 5520), (3456, 5405), (3680, 5076), (3760, 4968), (4140, 4512), (4230, 4416), (4320, 4324)]