64084720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{317}}^1$

素因数の和:375

約数の個数: 120

約数和(自身を含む): 180283104

約数和(自身を除く): 116198384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 317, 361, 380, 532, 560, 634, 665, 722, 760, 1064, 1268, 1330, 1444, 1520, 1585, 1805, 2128, 2219, 2527, 2536, 2660, 2888, 3170, 3610, 4438, 5054, 5072, 5320, 5776, 6023, 6340, 7220, 8876, 10108, 10640, 11095, 12046, 12635, 12680, 14440, 17752, 20216, 22190, 24092, 25270, 25360, 28880, 30115, 35504, 40432, 42161, 44380, 48184, 50540, 60230, 84322, 88760, 96368, 101080, 114437, 120460, 168644, 177520, 202160, 210805, 228874, 240920, 337288, 421610, 457748, 481840, 572185, 674576, 801059, 843220, 915496, 1144370, 1602118, 1686440, 1830992, 2288740, 3204236, 3372880, 4005295, 4577480, 6408472, 8010590, 9154960, 12816944, 16021180, 32042360, 64084720]

約数ペア:

[(1, 64084720), (2, 32042360), (4, 16021180), (5, 12816944), (7, 9154960), (8, 8010590), (10, 6408472), (14, 4577480), (16, 4005295), (19, 3372880), (20, 3204236), (28, 2288740), (35, 1830992), (38, 1686440), (40, 1602118), (56, 1144370), (70, 915496), (76, 843220), (80, 801059), (95, 674576), (112, 572185), (133, 481840), (140, 457748), (152, 421610), (190, 337288), (266, 240920), (280, 228874), (304, 210805), (317, 202160), (361, 177520), (380, 168644), (532, 120460), (560, 114437), (634, 101080), (665, 96368), (722, 88760), (760, 84322), (1064, 60230), (1268, 50540), (1330, 48184), (1444, 44380), (1520, 42161), (1585, 40432), (1805, 35504), (2128, 30115), (2219, 28880), (2527, 25360), (2536, 25270), (2660, 24092), (2888, 22190), (3170, 20216), (3610, 17752), (4438, 14440), (5054, 12680), (5072, 12635), (5320, 12046), (5776, 11095), (6023, 10640), (6340, 10108), (7220, 8876)]