531316380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:656

約数の個数: 192

約数和(自身を含む): 1806336000

約数和(自身を除く): 1275019620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 139, 140, 190, 210, 228, 266, 278, 285, 380, 399, 417, 420, 479, 532, 556, 570, 665, 695, 798, 834, 958, 973, 1140, 1330, 1390, 1437, 1596, 1668, 1916, 1946, 1995, 2085, 2395, 2641, 2660, 2780, 2874, 2919, 3353, 3892, 3990, 4170, 4790, 4865, 5282, 5748, 5838, 6706, 7185, 7923, 7980, 8340, 9101, 9580, 9730, 10059, 10564, 11676, 13205, 13412, 14370, 14595, 15846, 16765, 18202, 18487, 19460, 20118, 26410, 27303, 28740, 29190, 31692, 33530, 36404, 36974, 39615, 40236, 45505, 50295, 52820, 54606, 55461, 58380, 63707, 66581, 67060, 73948, 79230, 91010, 92435, 100590, 109212, 110922, 127414, 133162, 136515, 158460, 182020, 184870, 191121, 199743, 201180, 221844, 254828, 266324, 273030, 277305, 318535, 332905, 369740, 382242, 399486, 466067, 546060, 554610, 637070, 665810, 764484, 798972, 932134, 955605, 998715, 1109220, 1265039, 1274140, 1331620, 1398201, 1864268, 1911210, 1997430, 2330335, 2530078, 2796402, 3795117, 3822420, 3994860, 4660670, 5060156, 5592804, 6325195, 6991005, 7590234, 8855273, 9321340, 12650390, 13982010, 15180468, 17710546, 18975585, 25300780, 26565819, 27964020, 35421092, 37951170, 44276365, 53131638, 75902340, 88552730, 106263276, 132829095, 177105460, 265658190, 531316380]

約数ペア:

[(1, 531316380), (2, 265658190), (3, 177105460), (4, 132829095), (5, 106263276), (6, 88552730), (7, 75902340), (10, 53131638), (12, 44276365), (14, 37951170), (15, 35421092), (19, 27964020), (20, 26565819), (21, 25300780), (28, 18975585), (30, 17710546), (35, 15180468), (38, 13982010), (42, 12650390), (57, 9321340), (60, 8855273), (70, 7590234), (76, 6991005), (84, 6325195), (95, 5592804), (105, 5060156), (114, 4660670), (133, 3994860), (139, 3822420), (140, 3795117), (190, 2796402), (210, 2530078), (228, 2330335), (266, 1997430), (278, 1911210), (285, 1864268), (380, 1398201), (399, 1331620), (417, 1274140), (420, 1265039), (479, 1109220), (532, 998715), (556, 955605), (570, 932134), (665, 798972), (695, 764484), (798, 665810), (834, 637070), (958, 554610), (973, 546060), (1140, 466067), (1330, 399486), (1390, 382242), (1437, 369740), (1596, 332905), (1668, 318535), (1916, 277305), (1946, 273030), (1995, 266324), (2085, 254828), (2395, 221844), (2641, 201180), (2660, 199743), (2780, 191121), (2874, 184870), (2919, 182020), (3353, 158460), (3892, 136515), (3990, 133162), (4170, 127414), (4790, 110922), (4865, 109212), (5282, 100590), (5748, 92435), (5838, 91010), (6706, 79230), (7185, 73948), (7923, 67060), (7980, 66581), (8340, 63707), (9101, 58380), (9580, 55461), (9730, 54606), (10059, 52820), (10564, 50295), (11676, 45505), (13205, 40236), (13412, 39615), (14370, 36974), (14595, 36404), (15846, 33530), (16765, 31692), (18202, 29190), (18487, 28740), (19460, 27303), (20118, 26410)]