261680160

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4099}}^1$

素因数の和:4143

約数の個数: 192

約数和(自身を含む): 991872000

約数和(自身を除く): 730191840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 1064, 1120, 1140, 1330, 1520, 1596, 1680, 1824, 1995, 2128, 2280, 2660, 3040, 3192, 3360, 3990, 4099, 4256, 4560, 5320, 6384, 7980, 8198, 9120, 10640, 12297, 12768, 15960, 16396, 20495, 21280, 24594, 28693, 31920, 32792, 40990, 49188, 57386, 61485, 63840, 65584, 77881, 81980, 86079, 98376, 114772, 122970, 131168, 143465, 155762, 163960, 172158, 196752, 229544, 233643, 245940, 286930, 311524, 327920, 344316, 389405, 393504, 430395, 459088, 467286, 491880, 545167, 573860, 623048, 655840, 688632, 778810, 860790, 918176, 934572, 983760, 1090334, 1147720, 1168215, 1246096, 1377264, 1557620, 1635501, 1721580, 1869144, 1967520, 2180668, 2295440, 2336430, 2492192, 2725835, 2754528, 3115240, 3271002, 3443160, 3738288, 4361336, 4590880, 4672860, 5451670, 6230480, 6542004, 6886320, 7476576, 8177505, 8722672, 9345720, 10903340, 12460960, 13084008, 13772640, 16355010, 17445344, 18691440, 21806680, 26168016, 32710020, 37382880, 43613360, 52336032, 65420040, 87226720, 130840080, 261680160]

約数ペア:

[(1, 261680160), (2, 130840080), (3, 87226720), (4, 65420040), (5, 52336032), (6, 43613360), (7, 37382880), (8, 32710020), (10, 26168016), (12, 21806680), (14, 18691440), (15, 17445344), (16, 16355010), (19, 13772640), (20, 13084008), (21, 12460960), (24, 10903340), (28, 9345720), (30, 8722672), (32, 8177505), (35, 7476576), (38, 6886320), (40, 6542004), (42, 6230480), (48, 5451670), (56, 4672860), (57, 4590880), (60, 4361336), (70, 3738288), (76, 3443160), (80, 3271002), (84, 3115240), (95, 2754528), (96, 2725835), (105, 2492192), (112, 2336430), (114, 2295440), (120, 2180668), (133, 1967520), (140, 1869144), (152, 1721580), (160, 1635501), (168, 1557620), (190, 1377264), (210, 1246096), (224, 1168215), (228, 1147720), (240, 1090334), (266, 983760), (280, 934572), (285, 918176), (304, 860790), (336, 778810), (380, 688632), (399, 655840), (420, 623048), (456, 573860), (480, 545167), (532, 491880), (560, 467286), (570, 459088), (608, 430395), (665, 393504), (672, 389405), (760, 344316), (798, 327920), (840, 311524), (912, 286930), (1064, 245940), (1120, 233643), (1140, 229544), (1330, 196752), (1520, 172158), (1596, 163960), (1680, 155762), (1824, 143465), (1995, 131168), (2128, 122970), (2280, 114772), (2660, 98376), (3040, 86079), (3192, 81980), (3360, 77881), (3990, 65584), (4099, 63840), (4256, 61485), (4560, 57386), (5320, 49188), (6384, 40990), (7980, 32792), (8198, 31920), (9120, 28693), (10640, 24594), (12297, 21280), (12768, 20495), (15960, 16396)]