620512488

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:637

約数の個数: 160

約数和(自身を含む): 1851300000

約数和(自身を除く): 1230787512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 101, 108, 114, 152, 162, 171, 202, 216, 228, 303, 324, 342, 404, 456, 499, 513, 606, 648, 684, 808, 909, 998, 1026, 1212, 1368, 1497, 1539, 1818, 1919, 1996, 2052, 2424, 2727, 2994, 3078, 3636, 3838, 3992, 4104, 4491, 5454, 5757, 5988, 6156, 7272, 7676, 8181, 8982, 9481, 10908, 11514, 11976, 12312, 13473, 15352, 16362, 17271, 17964, 18962, 21816, 23028, 26946, 28443, 32724, 34542, 35928, 37924, 40419, 46056, 50399, 51813, 53892, 56886, 65448, 69084, 75848, 80838, 85329, 100798, 103626, 107784, 113772, 138168, 151197, 155439, 161676, 170658, 201596, 207252, 227544, 255987, 302394, 310878, 323352, 341316, 403192, 414504, 453591, 511974, 604788, 621756, 682632, 767961, 907182, 957581, 1023948, 1209576, 1243512, 1360773, 1535922, 1814364, 1915162, 2047896, 2721546, 2872743, 3071844, 3628728, 3830324, 4082319, 5443092, 5745486, 6143688, 7660648, 8164638, 8618229, 10886184, 11490972, 16329276, 17236458, 22981944, 25854687, 32658552, 34472916, 51709374, 68945832, 77564061, 103418748, 155128122, 206837496, 310256244, 620512488]

約数ペア:

[(1, 620512488), (2, 310256244), (3, 206837496), (4, 155128122), (6, 103418748), (8, 77564061), (9, 68945832), (12, 51709374), (18, 34472916), (19, 32658552), (24, 25854687), (27, 22981944), (36, 17236458), (38, 16329276), (54, 11490972), (57, 10886184), (72, 8618229), (76, 8164638), (81, 7660648), (101, 6143688), (108, 5745486), (114, 5443092), (152, 4082319), (162, 3830324), (171, 3628728), (202, 3071844), (216, 2872743), (228, 2721546), (303, 2047896), (324, 1915162), (342, 1814364), (404, 1535922), (456, 1360773), (499, 1243512), (513, 1209576), (606, 1023948), (648, 957581), (684, 907182), (808, 767961), (909, 682632), (998, 621756), (1026, 604788), (1212, 511974), (1368, 453591), (1497, 414504), (1539, 403192), (1818, 341316), (1919, 323352), (1996, 310878), (2052, 302394), (2424, 255987), (2727, 227544), (2994, 207252), (3078, 201596), (3636, 170658), (3838, 161676), (3992, 155439), (4104, 151197), (4491, 138168), (5454, 113772), (5757, 107784), (5988, 103626), (6156, 100798), (7272, 85329), (7676, 80838), (8181, 75848), (8982, 69084), (9481, 65448), (10908, 56886), (11514, 53892), (11976, 51813), (12312, 50399), (13473, 46056), (15352, 40419), (16362, 37924), (17271, 35928), (17964, 34542), (18962, 32724), (21816, 28443), (23028, 26946)]