81058320

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{1787}}^1$

素因数の和:1819

約数の個数: 200

約数和(自身を含む): 321925824

約数和(自身を除く): 240867504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 1008, 1080, 1134, 1260, 1296, 1512, 1620, 1680, 1787, 1890, 2160, 2268, 2520, 2835, 3024, 3240, 3574, 3780, 4536, 5040, 5361, 5670, 6480, 7148, 7560, 8935, 9072, 10722, 11340, 12509, 14296, 15120, 16083, 17870, 21444, 22680, 25018, 26805, 28592, 32166, 35740, 37527, 42888, 45360, 48249, 50036, 53610, 62545, 64332, 71480, 75054, 80415, 85776, 96498, 100072, 107220, 112581, 125090, 128664, 142960, 144747, 150108, 160830, 187635, 192996, 200144, 214440, 225162, 241245, 250180, 257328, 289494, 300216, 321660, 337743, 375270, 385992, 428880, 450324, 482490, 500360, 562905, 578988, 600432, 643320, 675486, 723735, 750540, 771984, 900648, 964980, 1000720, 1013229, 1125810, 1157976, 1286640, 1350972, 1447470, 1501080, 1688715, 1801296, 1929960, 2026458, 2251620, 2315952, 2701944, 2894940, 3002160, 3377430, 3859920, 4052916, 4503240, 5066145, 5403888, 5789880, 6754860, 8105832, 9006480, 10132290, 11579760, 13509720, 16211664, 20264580, 27019440, 40529160, 81058320]

約数ペア:

[(1, 81058320), (2, 40529160), (3, 27019440), (4, 20264580), (5, 16211664), (6, 13509720), (7, 11579760), (8, 10132290), (9, 9006480), (10, 8105832), (12, 6754860), (14, 5789880), (15, 5403888), (16, 5066145), (18, 4503240), (20, 4052916), (21, 3859920), (24, 3377430), (27, 3002160), (28, 2894940), (30, 2701944), (35, 2315952), (36, 2251620), (40, 2026458), (42, 1929960), (45, 1801296), (48, 1688715), (54, 1501080), (56, 1447470), (60, 1350972), (63, 1286640), (70, 1157976), (72, 1125810), (80, 1013229), (81, 1000720), (84, 964980), (90, 900648), (105, 771984), (108, 750540), (112, 723735), (120, 675486), (126, 643320), (135, 600432), (140, 578988), (144, 562905), (162, 500360), (168, 482490), (180, 450324), (189, 428880), (210, 385992), (216, 375270), (240, 337743), (252, 321660), (270, 300216), (280, 289494), (315, 257328), (324, 250180), (336, 241245), (360, 225162), (378, 214440), (405, 200144), (420, 192996), (432, 187635), (504, 160830), (540, 150108), (560, 144747), (567, 142960), (630, 128664), (648, 125090), (720, 112581), (756, 107220), (810, 100072), (840, 96498), (945, 85776), (1008, 80415), (1080, 75054), (1134, 71480), (1260, 64332), (1296, 62545), (1512, 53610), (1620, 50036), (1680, 48249), (1787, 45360), (1890, 42888), (2160, 37527), (2268, 35740), (2520, 32166), (2835, 28592), (3024, 26805), (3240, 25018), (3574, 22680), (3780, 21444), (4536, 17870), (5040, 16083), (5361, 15120), (5670, 14296), (6480, 12509), (7148, 11340), (7560, 10722), (8935, 9072)]