199726740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{29989}}^1$

素因数の和:30041

約数の個数: 72

約数和(自身を含む): 622232520

約数和(自身を除く): 422505780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 29989, 59978, 89967, 119956, 149945, 179934, 269901, 299890, 359868, 449835, 539802, 599780, 899670, 1079604, 1109593, 1349505, 1799340, 2219186, 2699010, 3328779, 4438372, 5398020, 5547965, 6657558, 9986337, 11095930, 13315116, 16643895, 19972674, 22191860, 33287790, 39945348, 49931685, 66575580, 99863370, 199726740]

約数ペア:

[(1, 199726740), (2, 99863370), (3, 66575580), (4, 49931685), (5, 39945348), (6, 33287790), (9, 22191860), (10, 19972674), (12, 16643895), (15, 13315116), (18, 11095930), (20, 9986337), (30, 6657558), (36, 5547965), (37, 5398020), (45, 4438372), (60, 3328779), (74, 2699010), (90, 2219186), (111, 1799340), (148, 1349505), (180, 1109593), (185, 1079604), (222, 899670), (333, 599780), (370, 539802), (444, 449835), (555, 359868), (666, 299890), (740, 269901), (1110, 179934), (1332, 149945), (1665, 119956), (2220, 89967), (3330, 59978), (6660, 29989)]