71799860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 175996800

約数和(自身を除く): 104196940

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 89, 95, 110, 178, 190, 193, 209, 220, 356, 380, 386, 418, 445, 772, 836, 890, 965, 979, 1045, 1691, 1780, 1930, 1958, 2090, 2123, 3382, 3667, 3860, 3916, 4180, 4246, 4895, 6764, 7334, 8455, 8492, 9790, 10615, 14668, 16910, 17177, 18335, 18601, 19580, 21230, 33820, 34354, 36670, 37202, 40337, 42460, 68708, 73340, 74404, 80674, 85885, 93005, 161348, 171770, 186010, 188947, 201685, 326363, 343540, 372020, 377894, 403370, 652726, 755788, 806740, 944735, 1305452, 1631815, 1889470, 3263630, 3589993, 3778940, 6527260, 7179986, 14359972, 17949965, 35899930, 71799860]

約数ペア:

[(1, 71799860), (2, 35899930), (4, 17949965), (5, 14359972), (10, 7179986), (11, 6527260), (19, 3778940), (20, 3589993), (22, 3263630), (38, 1889470), (44, 1631815), (55, 1305452), (76, 944735), (89, 806740), (95, 755788), (110, 652726), (178, 403370), (190, 377894), (193, 372020), (209, 343540), (220, 326363), (356, 201685), (380, 188947), (386, 186010), (418, 171770), (445, 161348), (772, 93005), (836, 85885), (890, 80674), (965, 74404), (979, 73340), (1045, 68708), (1691, 42460), (1780, 40337), (1930, 37202), (1958, 36670), (2090, 34354), (2123, 33820), (3382, 21230), (3667, 19580), (3860, 18601), (3916, 18335), (4180, 17177), (4246, 16910), (4895, 14668), (6764, 10615), (7334, 9790), (8455, 8492)]