71807120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11657}}^1$

素因数の和:11688

約数の個数: 80

約数和(自身を含む): 208165248

約数和(自身を除く): 136358128

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 11657, 23314, 46628, 58285, 81599, 93256, 116570, 128227, 163198, 186512, 233140, 256454, 326396, 407995, 466280, 512908, 641135, 652792, 815990, 897589, 932560, 1025816, 1282270, 1305584, 1631980, 1795178, 2051632, 2564540, 3263960, 3590356, 4487945, 5129080, 6527920, 7180712, 8975890, 10258160, 14361424, 17951780, 35903560, 71807120]

約数ペア:

[(1, 71807120), (2, 35903560), (4, 17951780), (5, 14361424), (7, 10258160), (8, 8975890), (10, 7180712), (11, 6527920), (14, 5129080), (16, 4487945), (20, 3590356), (22, 3263960), (28, 2564540), (35, 2051632), (40, 1795178), (44, 1631980), (55, 1305584), (56, 1282270), (70, 1025816), (77, 932560), (80, 897589), (88, 815990), (110, 652792), (112, 641135), (140, 512908), (154, 466280), (176, 407995), (220, 326396), (280, 256454), (308, 233140), (385, 186512), (440, 163198), (560, 128227), (616, 116570), (770, 93256), (880, 81599), (1232, 58285), (1540, 46628), (3080, 23314), (6160, 11657)]