432855440

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 1026470016

約数和(自身を除く): 593614576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 131, 206, 262, 401, 412, 515, 524, 655, 802, 824, 1030, 1048, 1310, 1604, 1648, 2005, 2060, 2096, 2620, 3208, 4010, 4120, 5240, 6416, 8020, 8240, 10480, 13493, 16040, 26986, 32080, 41303, 52531, 53972, 67465, 82606, 105062, 107944, 134930, 165212, 206515, 210124, 215888, 262655, 269860, 330424, 413030, 420248, 525310, 539720, 660848, 826060, 840496, 1050620, 1079440, 1652120, 2101240, 3304240, 4202480, 5410693, 10821386, 21642772, 27053465, 43285544, 54106930, 86571088, 108213860, 216427720, 432855440]

約数ペア:

[(1, 432855440), (2, 216427720), (4, 108213860), (5, 86571088), (8, 54106930), (10, 43285544), (16, 27053465), (20, 21642772), (40, 10821386), (80, 5410693), (103, 4202480), (131, 3304240), (206, 2101240), (262, 1652120), (401, 1079440), (412, 1050620), (515, 840496), (524, 826060), (655, 660848), (802, 539720), (824, 525310), (1030, 420248), (1048, 413030), (1310, 330424), (1604, 269860), (1648, 262655), (2005, 215888), (2060, 210124), (2096, 206515), (2620, 165212), (3208, 134930), (4010, 107944), (4120, 105062), (5240, 82606), (6416, 67465), (8020, 53972), (8240, 52531), (10480, 41303), (13493, 32080), (16040, 26986)]