51457440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 192

約数和(自身を含む): 174182400

約数和(自身を除く): 122724960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 59, 60, 69, 79, 80, 92, 96, 115, 118, 120, 138, 158, 160, 177, 184, 230, 236, 237, 240, 276, 295, 316, 345, 354, 368, 395, 460, 472, 474, 480, 552, 590, 632, 690, 708, 736, 790, 885, 920, 944, 948, 1104, 1180, 1185, 1264, 1357, 1380, 1416, 1580, 1770, 1817, 1840, 1888, 1896, 2208, 2360, 2370, 2528, 2714, 2760, 2832, 3160, 3540, 3634, 3680, 3792, 4071, 4661, 4720, 4740, 5428, 5451, 5520, 5664, 6320, 6785, 7080, 7268, 7584, 8142, 9085, 9322, 9440, 9480, 10856, 10902, 11040, 12640, 13570, 13983, 14160, 14536, 16284, 18170, 18644, 18960, 20355, 21712, 21804, 23305, 27140, 27255, 27966, 28320, 29072, 32568, 36340, 37288, 37920, 40710, 43424, 43608, 46610, 54280, 54510, 55932, 58144, 65136, 69915, 72680, 74576, 81420, 87216, 93220, 107203, 108560, 109020, 111864, 130272, 139830, 145360, 149152, 162840, 174432, 186440, 214406, 217120, 218040, 223728, 279660, 290720, 321609, 325680, 372880, 428812, 436080, 447456, 536015, 559320, 643218, 651360, 745760, 857624, 872160, 1072030, 1118640, 1286436, 1608045, 1715248, 2144060, 2237280, 2572872, 3216090, 3430496, 4288120, 5145744, 6432180, 8576240, 10291488, 12864360, 17152480, 25728720, 51457440]

約数ペア:

[(1, 51457440), (2, 25728720), (3, 17152480), (4, 12864360), (5, 10291488), (6, 8576240), (8, 6432180), (10, 5145744), (12, 4288120), (15, 3430496), (16, 3216090), (20, 2572872), (23, 2237280), (24, 2144060), (30, 1715248), (32, 1608045), (40, 1286436), (46, 1118640), (48, 1072030), (59, 872160), (60, 857624), (69, 745760), (79, 651360), (80, 643218), (92, 559320), (96, 536015), (115, 447456), (118, 436080), (120, 428812), (138, 372880), (158, 325680), (160, 321609), (177, 290720), (184, 279660), (230, 223728), (236, 218040), (237, 217120), (240, 214406), (276, 186440), (295, 174432), (316, 162840), (345, 149152), (354, 145360), (368, 139830), (395, 130272), (460, 111864), (472, 109020), (474, 108560), (480, 107203), (552, 93220), (590, 87216), (632, 81420), (690, 74576), (708, 72680), (736, 69915), (790, 65136), (885, 58144), (920, 55932), (944, 54510), (948, 54280), (1104, 46610), (1180, 43608), (1185, 43424), (1264, 40710), (1357, 37920), (1380, 37288), (1416, 36340), (1580, 32568), (1770, 29072), (1817, 28320), (1840, 27966), (1888, 27255), (1896, 27140), (2208, 23305), (2360, 21804), (2370, 21712), (2528, 20355), (2714, 18960), (2760, 18644), (2832, 18170), (3160, 16284), (3540, 14536), (3634, 14160), (3680, 13983), (3792, 13570), (4071, 12640), (4661, 11040), (4720, 10902), (4740, 10856), (5428, 9480), (5451, 9440), (5520, 9322), (5664, 9085), (6320, 8142), (6785, 7584), (7080, 7268)]