20279632560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{86311}}^1$

素因数の和:86427

約数の個数: 160

約数和(自身を含む): 69353418240

約数和(自身を除く): 49073785680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 89, 110, 120, 132, 165, 176, 178, 220, 240, 264, 267, 330, 356, 440, 445, 528, 534, 660, 712, 880, 890, 979, 1068, 1320, 1335, 1424, 1780, 1958, 2136, 2640, 2670, 2937, 3560, 3916, 4272, 4895, 5340, 5874, 7120, 7832, 9790, 10680, 11748, 14685, 15664, 19580, 21360, 23496, 29370, 39160, 46992, 58740, 78320, 86311, 117480, 172622, 234960, 258933, 345244, 431555, 517866, 690488, 863110, 949421, 1035732, 1294665, 1380976, 1726220, 1898842, 2071464, 2589330, 2848263, 3452440, 3797684, 4142928, 4747105, 5178660, 5696526, 6904880, 7595368, 7681679, 9494210, 10357320, 11393052, 14241315, 15190736, 15363358, 18988420, 20714640, 22786104, 23045037, 28482630, 30726716, 37976840, 38408395, 45572208, 46090074, 56965260, 61453432, 75953680, 76816790, 84498469, 92180148, 113930520, 115225185, 122906864, 153633580, 168996938, 184360296, 227861040, 230450370, 253495407, 307267160, 337993876, 368720592, 422492345, 460900740, 506990814, 614534320, 675987752, 844984690, 921801480, 1013981628, 1267477035, 1351975504, 1689969380, 1843602960, 2027963256, 2534954070, 3379938760, 4055926512, 5069908140, 6759877520, 10139816280, 20279632560]

約数ペア:

[(1, 20279632560), (2, 10139816280), (3, 6759877520), (4, 5069908140), (5, 4055926512), (6, 3379938760), (8, 2534954070), (10, 2027963256), (11, 1843602960), (12, 1689969380), (15, 1351975504), (16, 1267477035), (20, 1013981628), (22, 921801480), (24, 844984690), (30, 675987752), (33, 614534320), (40, 506990814), (44, 460900740), (48, 422492345), (55, 368720592), (60, 337993876), (66, 307267160), (80, 253495407), (88, 230450370), (89, 227861040), (110, 184360296), (120, 168996938), (132, 153633580), (165, 122906864), (176, 115225185), (178, 113930520), (220, 92180148), (240, 84498469), (264, 76816790), (267, 75953680), (330, 61453432), (356, 56965260), (440, 46090074), (445, 45572208), (528, 38408395), (534, 37976840), (660, 30726716), (712, 28482630), (880, 23045037), (890, 22786104), (979, 20714640), (1068, 18988420), (1320, 15363358), (1335, 15190736), (1424, 14241315), (1780, 11393052), (1958, 10357320), (2136, 9494210), (2640, 7681679), (2670, 7595368), (2937, 6904880), (3560, 5696526), (3916, 5178660), (4272, 4747105), (4895, 4142928), (5340, 3797684), (5874, 3452440), (7120, 2848263), (7832, 2589330), (9790, 2071464), (10680, 1898842), (11748, 1726220), (14685, 1380976), (15664, 1294665), (19580, 1035732), (21360, 949421), (23496, 863110), (29370, 690488), (39160, 517866), (46992, 431555), (58740, 345244), (78320, 258933), (86311, 234960), (117480, 172622)]