85604960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 240453360

約数和(自身を除く): 154848400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 70, 80, 98, 112, 122, 140, 160, 179, 196, 224, 244, 245, 280, 305, 358, 392, 427, 488, 490, 560, 610, 716, 784, 854, 895, 976, 980, 1120, 1220, 1253, 1432, 1568, 1708, 1790, 1952, 1960, 2135, 2440, 2506, 2864, 2989, 3416, 3580, 3920, 4270, 4880, 5012, 5728, 5978, 6265, 6832, 7160, 7840, 8540, 8771, 9760, 10024, 10919, 11956, 12530, 13664, 14320, 14945, 17080, 17542, 20048, 21838, 23912, 25060, 28640, 29890, 34160, 35084, 40096, 43676, 43855, 47824, 50120, 54595, 59780, 68320, 70168, 76433, 87352, 87710, 95648, 100240, 109190, 119560, 140336, 152866, 174704, 175420, 200480, 218380, 239120, 280672, 305732, 349408, 350840, 382165, 436760, 478240, 535031, 611464, 701680, 764330, 873520, 1070062, 1222928, 1403360, 1528660, 1747040, 2140124, 2445856, 2675155, 3057320, 4280248, 5350310, 6114640, 8560496, 10700620, 12229280, 17120992, 21401240, 42802480, 85604960]

約数ペア:

[(1, 85604960), (2, 42802480), (4, 21401240), (5, 17120992), (7, 12229280), (8, 10700620), (10, 8560496), (14, 6114640), (16, 5350310), (20, 4280248), (28, 3057320), (32, 2675155), (35, 2445856), (40, 2140124), (49, 1747040), (56, 1528660), (61, 1403360), (70, 1222928), (80, 1070062), (98, 873520), (112, 764330), (122, 701680), (140, 611464), (160, 535031), (179, 478240), (196, 436760), (224, 382165), (244, 350840), (245, 349408), (280, 305732), (305, 280672), (358, 239120), (392, 218380), (427, 200480), (488, 175420), (490, 174704), (560, 152866), (610, 140336), (716, 119560), (784, 109190), (854, 100240), (895, 95648), (976, 87710), (980, 87352), (1120, 76433), (1220, 70168), (1253, 68320), (1432, 59780), (1568, 54595), (1708, 50120), (1790, 47824), (1952, 43855), (1960, 43676), (2135, 40096), (2440, 35084), (2506, 34160), (2864, 29890), (2989, 28640), (3416, 25060), (3580, 23912), (3920, 21838), (4270, 20048), (4880, 17542), (5012, 17080), (5728, 14945), (5978, 14320), (6265, 13664), (6832, 12530), (7160, 11956), (7840, 10919), (8540, 10024), (8771, 9760)]