642814080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:371

約数の個数: 256

約数和(自身を含む): 2197324800

約数和(自身を除く): 1554510720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 67, 76, 80, 95, 96, 114, 120, 128, 134, 152, 160, 190, 192, 201, 228, 240, 263, 268, 285, 304, 320, 335, 380, 384, 402, 456, 480, 526, 536, 570, 608, 640, 670, 760, 789, 804, 912, 960, 1005, 1052, 1072, 1140, 1216, 1273, 1315, 1340, 1520, 1578, 1608, 1824, 1920, 2010, 2104, 2144, 2280, 2432, 2546, 2630, 2680, 3040, 3156, 3216, 3648, 3819, 3945, 4020, 4208, 4288, 4560, 4997, 5092, 5260, 5360, 6080, 6312, 6365, 6432, 7296, 7638, 7890, 8040, 8416, 8576, 9120, 9994, 10184, 10520, 10720, 12160, 12624, 12730, 12864, 14991, 15276, 15780, 16080, 16832, 17621, 18240, 19095, 19988, 20368, 21040, 21440, 24985, 25248, 25460, 25728, 29982, 30552, 31560, 32160, 33664, 35242, 36480, 38190, 39976, 40736, 42080, 42880, 49970, 50496, 50920, 52863, 59964, 61104, 63120, 64320, 70484, 74955, 76380, 79952, 81472, 84160, 88105, 99940, 100992, 101840, 105726, 119928, 122208, 126240, 128640, 140968, 149910, 152760, 159904, 162944, 168320, 176210, 199880, 203680, 211452, 239856, 244416, 252480, 264315, 281936, 299820, 305520, 319808, 334799, 352420, 399760, 407360, 422904, 479712, 488832, 504960, 528630, 563872, 599640, 611040, 639616, 669598, 704840, 799520, 814720, 845808, 959424, 1004397, 1057260, 1127744, 1199280, 1222080, 1339196, 1409680, 1599040, 1673995, 1691616, 1918848, 2008794, 2114520, 2255488, 2398560, 2444160, 2678392, 2819360, 3198080, 3347990, 3383232, 4017588, 4229040, 4797120, 5021985, 5356784, 5638720, 6695980, 6766464, 8035176, 8458080, 9594240, 10043970, 10713568, 11277440, 13391960, 16070352, 16916160, 20087940, 21427136, 26783920, 32140704, 33832320, 40175880, 42854272, 53567840, 64281408, 80351760, 107135680, 128562816, 160703520, 214271360, 321407040, 642814080]

約数ペア:

[(1, 642814080), (2, 321407040), (3, 214271360), (4, 160703520), (5, 128562816), (6, 107135680), (8, 80351760), (10, 64281408), (12, 53567840), (15, 42854272), (16, 40175880), (19, 33832320), (20, 32140704), (24, 26783920), (30, 21427136), (32, 20087940), (38, 16916160), (40, 16070352), (48, 13391960), (57, 11277440), (60, 10713568), (64, 10043970), (67, 9594240), (76, 8458080), (80, 8035176), (95, 6766464), (96, 6695980), (114, 5638720), (120, 5356784), (128, 5021985), (134, 4797120), (152, 4229040), (160, 4017588), (190, 3383232), (192, 3347990), (201, 3198080), (228, 2819360), (240, 2678392), (263, 2444160), (268, 2398560), (285, 2255488), (304, 2114520), (320, 2008794), (335, 1918848), (380, 1691616), (384, 1673995), (402, 1599040), (456, 1409680), (480, 1339196), (526, 1222080), (536, 1199280), (570, 1127744), (608, 1057260), (640, 1004397), (670, 959424), (760, 845808), (789, 814720), (804, 799520), (912, 704840), (960, 669598), (1005, 639616), (1052, 611040), (1072, 599640), (1140, 563872), (1216, 528630), (1273, 504960), (1315, 488832), (1340, 479712), (1520, 422904), (1578, 407360), (1608, 399760), (1824, 352420), (1920, 334799), (2010, 319808), (2104, 305520), (2144, 299820), (2280, 281936), (2432, 264315), (2546, 252480), (2630, 244416), (2680, 239856), (3040, 211452), (3156, 203680), (3216, 199880), (3648, 176210), (3819, 168320), (3945, 162944), (4020, 159904), (4208, 152760), (4288, 149910), (4560, 140968), (4997, 128640), (5092, 126240), (5260, 122208), (5360, 119928), (6080, 105726), (6312, 101840), (6365, 100992), (6432, 99940), (7296, 88105), (7638, 84160), (7890, 81472), (8040, 79952), (8416, 76380), (8576, 74955), (9120, 70484), (9994, 64320), (10184, 63120), (10520, 61104), (10720, 59964), (12160, 52863), (12624, 50920), (12730, 50496), (12864, 49970), (14991, 42880), (15276, 42080), (15780, 40736), (16080, 39976), (16832, 38190), (17621, 36480), (18240, 35242), (19095, 33664), (19988, 32160), (20368, 31560), (21040, 30552), (21440, 29982), (24985, 25728), (25248, 25460)]