1291447920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{569}}^1$

素因数の和:792

約数の個数: 240

約数和(自身を含む): 4689476640

約数和(自身を除く): 3398028720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 193, 196, 210, 240, 245, 280, 294, 336, 386, 392, 420, 490, 560, 569, 579, 588, 735, 772, 784, 840, 965, 980, 1138, 1158, 1176, 1351, 1470, 1544, 1680, 1707, 1930, 1960, 2276, 2316, 2352, 2702, 2845, 2895, 2940, 3088, 3414, 3860, 3920, 3983, 4053, 4552, 4632, 5404, 5690, 5790, 5880, 6755, 6828, 7720, 7966, 8106, 8535, 9104, 9264, 9457, 10808, 11380, 11580, 11760, 11949, 13510, 13656, 15440, 15932, 16212, 17070, 18914, 19915, 20265, 21616, 22760, 23160, 23898, 27020, 27312, 27881, 28371, 31864, 32424, 34140, 37828, 39830, 40530, 45520, 46320, 47285, 47796, 54040, 55762, 56742, 59745, 63728, 64848, 68280, 75656, 79660, 81060, 83643, 94570, 95592, 108080, 109817, 111524, 113484, 119490, 136560, 139405, 141855, 151312, 159320, 162120, 167286, 189140, 191184, 219634, 223048, 226968, 238980, 278810, 283710, 318640, 324240, 329451, 334572, 378280, 418215, 439268, 446096, 453936, 477960, 549085, 557620, 567420, 658902, 669144, 756560, 768719, 836430, 878536, 955920, 1098170, 1115240, 1134840, 1317804, 1338288, 1537438, 1647255, 1672860, 1757072, 2196340, 2230480, 2269680, 2306157, 2635608, 3074876, 3294510, 3345720, 3843595, 4392680, 4612314, 5271216, 5381033, 6149752, 6589020, 6691440, 7687190, 8785360, 9224628, 10762066, 11530785, 12299504, 13178040, 15374380, 16143099, 18449256, 21524132, 23061570, 26356080, 26905165, 30748760, 32286198, 36898512, 43048264, 46123140, 53810330, 61497520, 64572396, 80715495, 86096528, 92246280, 107620660, 129144792, 161430990, 184492560, 215241320, 258289584, 322861980, 430482640, 645723960, 1291447920]

約数ペア:

[(1, 1291447920), (2, 645723960), (3, 430482640), (4, 322861980), (5, 258289584), (6, 215241320), (7, 184492560), (8, 161430990), (10, 129144792), (12, 107620660), (14, 92246280), (15, 86096528), (16, 80715495), (20, 64572396), (21, 61497520), (24, 53810330), (28, 46123140), (30, 43048264), (35, 36898512), (40, 32286198), (42, 30748760), (48, 26905165), (49, 26356080), (56, 23061570), (60, 21524132), (70, 18449256), (80, 16143099), (84, 15374380), (98, 13178040), (105, 12299504), (112, 11530785), (120, 10762066), (140, 9224628), (147, 8785360), (168, 7687190), (193, 6691440), (196, 6589020), (210, 6149752), (240, 5381033), (245, 5271216), (280, 4612314), (294, 4392680), (336, 3843595), (386, 3345720), (392, 3294510), (420, 3074876), (490, 2635608), (560, 2306157), (569, 2269680), (579, 2230480), (588, 2196340), (735, 1757072), (772, 1672860), (784, 1647255), (840, 1537438), (965, 1338288), (980, 1317804), (1138, 1134840), (1158, 1115240), (1176, 1098170), (1351, 955920), (1470, 878536), (1544, 836430), (1680, 768719), (1707, 756560), (1930, 669144), (1960, 658902), (2276, 567420), (2316, 557620), (2352, 549085), (2702, 477960), (2845, 453936), (2895, 446096), (2940, 439268), (3088, 418215), (3414, 378280), (3860, 334572), (3920, 329451), (3983, 324240), (4053, 318640), (4552, 283710), (4632, 278810), (5404, 238980), (5690, 226968), (5790, 223048), (5880, 219634), (6755, 191184), (6828, 189140), (7720, 167286), (7966, 162120), (8106, 159320), (8535, 151312), (9104, 141855), (9264, 139405), (9457, 136560), (10808, 119490), (11380, 113484), (11580, 111524), (11760, 109817), (11949, 108080), (13510, 95592), (13656, 94570), (15440, 83643), (15932, 81060), (16212, 79660), (17070, 75656), (18914, 68280), (19915, 64848), (20265, 63728), (21616, 59745), (22760, 56742), (23160, 55762), (23898, 54040), (27020, 47796), (27312, 47285), (27881, 46320), (28371, 45520), (31864, 40530), (32424, 39830), (34140, 37828)]