83491680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:261

約数の個数: 144

約数和(自身を含む): 273257712

約数和(自身を除く): 189766032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 181, 186, 240, 248, 310, 362, 372, 465, 480, 496, 543, 620, 724, 744, 905, 930, 961, 992, 1086, 1240, 1448, 1488, 1810, 1860, 1922, 2172, 2480, 2715, 2883, 2896, 2976, 3620, 3720, 3844, 4344, 4805, 4960, 5430, 5611, 5766, 5792, 7240, 7440, 7688, 8688, 9610, 10860, 11222, 11532, 14415, 14480, 14880, 15376, 16833, 17376, 19220, 21720, 22444, 23064, 28055, 28830, 28960, 30752, 33666, 38440, 43440, 44888, 46128, 56110, 57660, 67332, 76880, 84165, 86880, 89776, 92256, 112220, 115320, 134664, 153760, 168330, 173941, 179552, 224440, 230640, 269328, 336660, 347882, 448880, 461280, 521823, 538656, 673320, 695764, 869705, 897760, 1043646, 1346640, 1391528, 1739410, 2087292, 2609115, 2693280, 2783056, 3478820, 4174584, 5218230, 5566112, 6957640, 8349168, 10436460, 13915280, 16698336, 20872920, 27830560, 41745840, 83491680]

約数ペア:

[(1, 83491680), (2, 41745840), (3, 27830560), (4, 20872920), (5, 16698336), (6, 13915280), (8, 10436460), (10, 8349168), (12, 6957640), (15, 5566112), (16, 5218230), (20, 4174584), (24, 3478820), (30, 2783056), (31, 2693280), (32, 2609115), (40, 2087292), (48, 1739410), (60, 1391528), (62, 1346640), (80, 1043646), (93, 897760), (96, 869705), (120, 695764), (124, 673320), (155, 538656), (160, 521823), (181, 461280), (186, 448880), (240, 347882), (248, 336660), (310, 269328), (362, 230640), (372, 224440), (465, 179552), (480, 173941), (496, 168330), (543, 153760), (620, 134664), (724, 115320), (744, 112220), (905, 92256), (930, 89776), (961, 86880), (992, 84165), (1086, 76880), (1240, 67332), (1448, 57660), (1488, 56110), (1810, 46128), (1860, 44888), (1922, 43440), (2172, 38440), (2480, 33666), (2715, 30752), (2883, 28960), (2896, 28830), (2976, 28055), (3620, 23064), (3720, 22444), (3844, 21720), (4344, 19220), (4805, 17376), (4960, 16833), (5430, 15376), (5611, 14880), (5766, 14480), (5792, 14415), (7240, 11532), (7440, 11222), (7688, 10860), (8688, 9610)]