81616248

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:991

約数の個数: 160

約数和(自身を含む): 275299200

約数和(自身を除く): 193682952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 81, 84, 108, 114, 126, 133, 152, 162, 168, 171, 189, 216, 228, 252, 266, 324, 342, 378, 399, 456, 504, 513, 532, 567, 648, 684, 756, 798, 947, 1026, 1064, 1134, 1197, 1368, 1512, 1539, 1596, 1894, 2052, 2268, 2394, 2841, 3078, 3192, 3591, 3788, 4104, 4536, 4788, 5682, 6156, 6629, 7182, 7576, 8523, 9576, 10773, 11364, 12312, 13258, 14364, 17046, 17993, 19887, 21546, 22728, 25569, 26516, 28728, 34092, 35986, 39774, 43092, 51138, 53032, 53979, 59661, 68184, 71972, 76707, 79548, 86184, 102276, 107958, 119322, 125951, 143944, 153414, 159096, 161937, 178983, 204552, 215916, 238644, 251902, 306828, 323874, 357966, 377853, 431832, 477288, 485811, 503804, 536949, 613656, 647748, 715932, 755706, 971622, 1007608, 1073898, 1133559, 1295496, 1431864, 1457433, 1511412, 1943244, 2147796, 2267118, 2914866, 3022824, 3400677, 3886488, 4295592, 4534236, 5829732, 6801354, 9068472, 10202031, 11659464, 13602708, 20404062, 27205416, 40808124, 81616248]

約数ペア:

[(1, 81616248), (2, 40808124), (3, 27205416), (4, 20404062), (6, 13602708), (7, 11659464), (8, 10202031), (9, 9068472), (12, 6801354), (14, 5829732), (18, 4534236), (19, 4295592), (21, 3886488), (24, 3400677), (27, 3022824), (28, 2914866), (36, 2267118), (38, 2147796), (42, 1943244), (54, 1511412), (56, 1457433), (57, 1431864), (63, 1295496), (72, 1133559), (76, 1073898), (81, 1007608), (84, 971622), (108, 755706), (114, 715932), (126, 647748), (133, 613656), (152, 536949), (162, 503804), (168, 485811), (171, 477288), (189, 431832), (216, 377853), (228, 357966), (252, 323874), (266, 306828), (324, 251902), (342, 238644), (378, 215916), (399, 204552), (456, 178983), (504, 161937), (513, 159096), (532, 153414), (567, 143944), (648, 125951), (684, 119322), (756, 107958), (798, 102276), (947, 86184), (1026, 79548), (1064, 76707), (1134, 71972), (1197, 68184), (1368, 59661), (1512, 53979), (1539, 53032), (1596, 51138), (1894, 43092), (2052, 39774), (2268, 35986), (2394, 34092), (2841, 28728), (3078, 26516), (3192, 25569), (3591, 22728), (3788, 21546), (4104, 19887), (4536, 17993), (4788, 17046), (5682, 14364), (6156, 13258), (6629, 12312), (7182, 11364), (7576, 10773), (8523, 9576)]