16580520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 60652800

約数和(自身を除く): 44072280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 53, 55, 60, 66, 72, 79, 88, 90, 99, 106, 110, 120, 132, 158, 159, 165, 180, 198, 212, 220, 237, 264, 265, 316, 318, 330, 360, 395, 396, 424, 440, 474, 477, 495, 530, 583, 632, 636, 660, 711, 790, 792, 795, 869, 948, 954, 990, 1060, 1166, 1185, 1272, 1320, 1422, 1580, 1590, 1738, 1749, 1896, 1908, 1980, 2120, 2332, 2370, 2385, 2607, 2844, 2915, 3160, 3180, 3476, 3498, 3555, 3816, 3960, 4187, 4345, 4664, 4740, 4770, 5214, 5247, 5688, 5830, 6360, 6952, 6996, 7110, 7821, 8374, 8690, 8745, 9480, 9540, 10428, 10494, 11660, 12561, 13035, 13992, 14220, 15642, 16748, 17380, 17490, 19080, 20856, 20935, 20988, 23320, 25122, 26070, 26235, 28440, 31284, 33496, 34760, 34980, 37683, 39105, 41870, 41976, 46057, 50244, 52140, 52470, 62568, 62805, 69960, 75366, 78210, 83740, 92114, 100488, 104280, 104940, 125610, 138171, 150732, 156420, 167480, 184228, 188415, 209880, 230285, 251220, 276342, 301464, 312840, 368456, 376830, 414513, 460570, 502440, 552684, 690855, 753660, 829026, 921140, 1105368, 1381710, 1507320, 1658052, 1842280, 2072565, 2763420, 3316104, 4145130, 5526840, 8290260, 16580520]

約数ペア:

[(1, 16580520), (2, 8290260), (3, 5526840), (4, 4145130), (5, 3316104), (6, 2763420), (8, 2072565), (9, 1842280), (10, 1658052), (11, 1507320), (12, 1381710), (15, 1105368), (18, 921140), (20, 829026), (22, 753660), (24, 690855), (30, 552684), (33, 502440), (36, 460570), (40, 414513), (44, 376830), (45, 368456), (53, 312840), (55, 301464), (60, 276342), (66, 251220), (72, 230285), (79, 209880), (88, 188415), (90, 184228), (99, 167480), (106, 156420), (110, 150732), (120, 138171), (132, 125610), (158, 104940), (159, 104280), (165, 100488), (180, 92114), (198, 83740), (212, 78210), (220, 75366), (237, 69960), (264, 62805), (265, 62568), (316, 52470), (318, 52140), (330, 50244), (360, 46057), (395, 41976), (396, 41870), (424, 39105), (440, 37683), (474, 34980), (477, 34760), (495, 33496), (530, 31284), (583, 28440), (632, 26235), (636, 26070), (660, 25122), (711, 23320), (790, 20988), (792, 20935), (795, 20856), (869, 19080), (948, 17490), (954, 17380), (990, 16748), (1060, 15642), (1166, 14220), (1185, 13992), (1272, 13035), (1320, 12561), (1422, 11660), (1580, 10494), (1590, 10428), (1738, 9540), (1749, 9480), (1896, 8745), (1908, 8690), (1980, 8374), (2120, 7821), (2332, 7110), (2370, 6996), (2385, 6952), (2607, 6360), (2844, 5830), (2915, 5688), (3160, 5247), (3180, 5214), (3476, 4770), (3498, 4740), (3555, 4664), (3816, 4345), (3960, 4187)]