1230880147240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3041}}^1\times {\mathrm{138617}}^1$

素因数の和:141742

約数の個数: 64

約数和(自身を含む): 2808361866960

約数和(自身を除く): 1577481719720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 3041, 6082, 12164, 15205, 24328, 30410, 60820, 121640, 138617, 221993, 277234, 443986, 554468, 693085, 887972, 1108936, 1109965, 1386170, 1775944, 2219930, 2772340, 4439860, 5544680, 8879720, 10119041, 20238082, 40476164, 50595205, 80952328, 101190410, 202380820, 404761640, 421534297, 843068594, 1686137188, 2107671485, 3372274376, 4215342970, 8430685940, 16861371880, 30772003681, 61544007362, 123088014724, 153860018405, 246176029448, 307720036810, 615440073620, 1230880147240]

約数ペア:

[(1, 1230880147240), (2, 615440073620), (4, 307720036810), (5, 246176029448), (8, 153860018405), (10, 123088014724), (20, 61544007362), (40, 30772003681), (73, 16861371880), (146, 8430685940), (292, 4215342970), (365, 3372274376), (584, 2107671485), (730, 1686137188), (1460, 843068594), (2920, 421534297), (3041, 404761640), (6082, 202380820), (12164, 101190410), (15205, 80952328), (24328, 50595205), (30410, 40476164), (60820, 20238082), (121640, 10119041), (138617, 8879720), (221993, 5544680), (277234, 4439860), (443986, 2772340), (554468, 2219930), (693085, 1775944), (887972, 1386170), (1108936, 1109965)]