261098160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:435

約数の個数: 160

約数和(自身を含む): 839946240

約数和(自身を除く): 578848080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 79, 80, 94, 120, 141, 158, 188, 235, 237, 240, 282, 293, 316, 376, 395, 470, 474, 564, 586, 632, 705, 752, 790, 879, 940, 948, 1128, 1172, 1185, 1264, 1410, 1465, 1580, 1758, 1880, 1896, 2256, 2344, 2370, 2820, 2930, 3160, 3516, 3713, 3760, 3792, 4395, 4688, 4740, 5640, 5860, 6320, 7032, 7426, 8790, 9480, 11139, 11280, 11720, 13771, 14064, 14852, 17580, 18565, 18960, 22278, 23147, 23440, 27542, 29704, 35160, 37130, 41313, 44556, 46294, 55084, 55695, 59408, 68855, 69441, 70320, 74260, 82626, 89112, 92588, 110168, 111390, 115735, 137710, 138882, 148520, 165252, 178224, 185176, 206565, 220336, 222780, 231470, 275420, 277764, 297040, 330504, 347205, 370352, 413130, 445560, 462940, 550840, 555528, 661008, 694410, 826260, 891120, 925880, 1087909, 1101680, 1111056, 1388820, 1652520, 1851760, 2175818, 2777640, 3263727, 3305040, 4351636, 5439545, 5555280, 6527454, 8703272, 10879090, 13054908, 16318635, 17406544, 21758180, 26109816, 32637270, 43516360, 52219632, 65274540, 87032720, 130549080, 261098160]

約数ペア:

[(1, 261098160), (2, 130549080), (3, 87032720), (4, 65274540), (5, 52219632), (6, 43516360), (8, 32637270), (10, 26109816), (12, 21758180), (15, 17406544), (16, 16318635), (20, 13054908), (24, 10879090), (30, 8703272), (40, 6527454), (47, 5555280), (48, 5439545), (60, 4351636), (79, 3305040), (80, 3263727), (94, 2777640), (120, 2175818), (141, 1851760), (158, 1652520), (188, 1388820), (235, 1111056), (237, 1101680), (240, 1087909), (282, 925880), (293, 891120), (316, 826260), (376, 694410), (395, 661008), (470, 555528), (474, 550840), (564, 462940), (586, 445560), (632, 413130), (705, 370352), (752, 347205), (790, 330504), (879, 297040), (940, 277764), (948, 275420), (1128, 231470), (1172, 222780), (1185, 220336), (1264, 206565), (1410, 185176), (1465, 178224), (1580, 165252), (1758, 148520), (1880, 138882), (1896, 137710), (2256, 115735), (2344, 111390), (2370, 110168), (2820, 92588), (2930, 89112), (3160, 82626), (3516, 74260), (3713, 70320), (3760, 69441), (3792, 68855), (4395, 59408), (4688, 55695), (4740, 55084), (5640, 46294), (5860, 44556), (6320, 41313), (7032, 37130), (7426, 35160), (8790, 29704), (9480, 27542), (11139, 23440), (11280, 23147), (11720, 22278), (13771, 18960), (14064, 18565), (14852, 17580)]