140224240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1847}}^1$

素因数の和:1946

約数の個数: 80

約数和(自身を含む): 356102208

約数和(自身を除く): 215877968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 365, 520, 584, 730, 949, 1040, 1168, 1460, 1847, 1898, 2920, 3694, 3796, 4745, 5840, 7388, 7592, 9235, 9490, 14776, 15184, 18470, 18980, 24011, 29552, 36940, 37960, 48022, 73880, 75920, 96044, 120055, 134831, 147760, 192088, 240110, 269662, 384176, 480220, 539324, 674155, 960440, 1078648, 1348310, 1752803, 1920880, 2157296, 2696620, 3505606, 5393240, 7011212, 8764015, 10786480, 14022424, 17528030, 28044848, 35056060, 70112120, 140224240]

約数ペア:

[(1, 140224240), (2, 70112120), (4, 35056060), (5, 28044848), (8, 17528030), (10, 14022424), (13, 10786480), (16, 8764015), (20, 7011212), (26, 5393240), (40, 3505606), (52, 2696620), (65, 2157296), (73, 1920880), (80, 1752803), (104, 1348310), (130, 1078648), (146, 960440), (208, 674155), (260, 539324), (292, 480220), (365, 384176), (520, 269662), (584, 240110), (730, 192088), (949, 147760), (1040, 134831), (1168, 120055), (1460, 96044), (1847, 75920), (1898, 73880), (2920, 48022), (3694, 37960), (3796, 36940), (4745, 29552), (5840, 24011), (7388, 18980), (7592, 18470), (9235, 15184), (9490, 14776)]