279125280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{27691}}^1$

素因数の和:27719

約数の個数: 144

約数和(自身を含む): 1088627904

約数和(自身を除く): 809502624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 27691, 55382, 83073, 110764, 138455, 166146, 193837, 221528, 249219, 276910, 332292, 387674, 415365, 443056, 498438, 553820, 581511, 664584, 775348, 830730, 886112, 969185, 996876, 1107640, 1163022, 1246095, 1329168, 1550696, 1661460, 1744533, 1938370, 1993752, 2215280, 2326044, 2492190, 2658336, 2907555, 3101392, 3322920, 3489066, 3876740, 3987504, 4430560, 4652088, 4984380, 5815110, 6202784, 6645840, 6978132, 7753480, 7975008, 8722665, 9304176, 9968760, 11630220, 13291680, 13956264, 15506960, 17445330, 18608352, 19937520, 23260440, 27912528, 31013920, 34890660, 39875040, 46520880, 55825056, 69781320, 93041760, 139562640, 279125280]

約数ペア:

[(1, 279125280), (2, 139562640), (3, 93041760), (4, 69781320), (5, 55825056), (6, 46520880), (7, 39875040), (8, 34890660), (9, 31013920), (10, 27912528), (12, 23260440), (14, 19937520), (15, 18608352), (16, 17445330), (18, 15506960), (20, 13956264), (21, 13291680), (24, 11630220), (28, 9968760), (30, 9304176), (32, 8722665), (35, 7975008), (36, 7753480), (40, 6978132), (42, 6645840), (45, 6202784), (48, 5815110), (56, 4984380), (60, 4652088), (63, 4430560), (70, 3987504), (72, 3876740), (80, 3489066), (84, 3322920), (90, 3101392), (96, 2907555), (105, 2658336), (112, 2492190), (120, 2326044), (126, 2215280), (140, 1993752), (144, 1938370), (160, 1744533), (168, 1661460), (180, 1550696), (210, 1329168), (224, 1246095), (240, 1163022), (252, 1107640), (280, 996876), (288, 969185), (315, 886112), (336, 830730), (360, 775348), (420, 664584), (480, 581511), (504, 553820), (560, 498438), (630, 443056), (672, 415365), (720, 387674), (840, 332292), (1008, 276910), (1120, 249219), (1260, 221528), (1440, 193837), (1680, 166146), (2016, 138455), (2520, 110764), (3360, 83073), (5040, 55382), (10080, 27691)]