70972720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9749}}^1$

素因数の和:9782

約数の個数: 80

約数和(自身を含む): 203112000

約数和(自身を除く): 132139280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 9749, 19498, 38996, 48745, 68243, 77992, 97490, 126737, 136486, 155984, 194980, 253474, 272972, 341215, 389960, 506948, 545944, 633685, 682430, 779920, 887159, 1013896, 1091888, 1267370, 1364860, 1774318, 2027792, 2534740, 2729720, 3548636, 4435795, 5069480, 5459440, 7097272, 8871590, 10138960, 14194544, 17743180, 35486360, 70972720]

約数ペア:

[(1, 70972720), (2, 35486360), (4, 17743180), (5, 14194544), (7, 10138960), (8, 8871590), (10, 7097272), (13, 5459440), (14, 5069480), (16, 4435795), (20, 3548636), (26, 2729720), (28, 2534740), (35, 2027792), (40, 1774318), (52, 1364860), (56, 1267370), (65, 1091888), (70, 1013896), (80, 887159), (91, 779920), (104, 682430), (112, 633685), (130, 545944), (140, 506948), (182, 389960), (208, 341215), (260, 272972), (280, 253474), (364, 194980), (455, 155984), (520, 136486), (560, 126737), (728, 97490), (910, 77992), (1040, 68243), (1456, 48745), (1820, 38996), (3640, 19498), (7280, 9749)]