51215760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:334

約数の個数: 160

約数和(自身を含む): 178738560

約数和(自身を除く): 127522800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 131, 135, 144, 180, 181, 216, 240, 262, 270, 360, 362, 393, 432, 524, 540, 543, 655, 720, 724, 786, 905, 1048, 1080, 1086, 1179, 1310, 1448, 1572, 1629, 1810, 1965, 2096, 2160, 2172, 2358, 2620, 2715, 2896, 3144, 3258, 3537, 3620, 3930, 4344, 4716, 4887, 5240, 5430, 5895, 6288, 6516, 7074, 7240, 7860, 8145, 8688, 9432, 9774, 10480, 10860, 11790, 13032, 14148, 14480, 15720, 16290, 17685, 18864, 19548, 21720, 23580, 23711, 24435, 26064, 28296, 31440, 32580, 35370, 39096, 43440, 47160, 47422, 48870, 56592, 65160, 70740, 71133, 78192, 94320, 94844, 97740, 118555, 130320, 141480, 142266, 189688, 195480, 213399, 237110, 282960, 284532, 355665, 379376, 390960, 426798, 474220, 569064, 640197, 711330, 853596, 948440, 1066995, 1138128, 1280394, 1422660, 1707192, 1896880, 2133990, 2560788, 2845320, 3200985, 3414384, 4267980, 5121576, 5690640, 6401970, 8535960, 10243152, 12803940, 17071920, 25607880, 51215760]

約数ペア:

[(1, 51215760), (2, 25607880), (3, 17071920), (4, 12803940), (5, 10243152), (6, 8535960), (8, 6401970), (9, 5690640), (10, 5121576), (12, 4267980), (15, 3414384), (16, 3200985), (18, 2845320), (20, 2560788), (24, 2133990), (27, 1896880), (30, 1707192), (36, 1422660), (40, 1280394), (45, 1138128), (48, 1066995), (54, 948440), (60, 853596), (72, 711330), (80, 640197), (90, 569064), (108, 474220), (120, 426798), (131, 390960), (135, 379376), (144, 355665), (180, 284532), (181, 282960), (216, 237110), (240, 213399), (262, 195480), (270, 189688), (360, 142266), (362, 141480), (393, 130320), (432, 118555), (524, 97740), (540, 94844), (543, 94320), (655, 78192), (720, 71133), (724, 70740), (786, 65160), (905, 56592), (1048, 48870), (1080, 47422), (1086, 47160), (1179, 43440), (1310, 39096), (1448, 35370), (1572, 32580), (1629, 31440), (1810, 28296), (1965, 26064), (2096, 24435), (2160, 23711), (2172, 23580), (2358, 21720), (2620, 19548), (2715, 18864), (2896, 17685), (3144, 16290), (3258, 15720), (3537, 14480), (3620, 14148), (3930, 13032), (4344, 11790), (4716, 10860), (4887, 10480), (5240, 9774), (5430, 9432), (5895, 8688), (6288, 8145), (6516, 7860), (7074, 7240)]