290449920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:726

約数の個数: 160

約数和(自身を含む): 945743040

約数和(自身を除く): 655293120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 128, 160, 177, 192, 236, 240, 256, 295, 320, 354, 384, 472, 480, 512, 590, 640, 641, 708, 768, 885, 944, 960, 1180, 1280, 1282, 1416, 1536, 1770, 1888, 1920, 1923, 2360, 2560, 2564, 2832, 3205, 3540, 3776, 3840, 3846, 4720, 5128, 5664, 6410, 7080, 7552, 7680, 7692, 9440, 9615, 10256, 11328, 12820, 14160, 15104, 15384, 18880, 19230, 20512, 22656, 25640, 28320, 30208, 30768, 37760, 37819, 38460, 41024, 45312, 51280, 56640, 61536, 75520, 75638, 76920, 82048, 90624, 102560, 113280, 113457, 123072, 151040, 151276, 153840, 164096, 189095, 205120, 226560, 226914, 246144, 302552, 307680, 328192, 378190, 410240, 453120, 453828, 492288, 567285, 605104, 615360, 756380, 820480, 907656, 984576, 1134570, 1210208, 1230720, 1512760, 1640960, 1815312, 2269140, 2420416, 2461440, 3025520, 3630624, 4538280, 4840832, 4922880, 6051040, 7261248, 9076560, 9681664, 12102080, 14522496, 18153120, 19363328, 24204160, 29044992, 36306240, 48408320, 58089984, 72612480, 96816640, 145224960, 290449920]

約数ペア:

[(1, 290449920), (2, 145224960), (3, 96816640), (4, 72612480), (5, 58089984), (6, 48408320), (8, 36306240), (10, 29044992), (12, 24204160), (15, 19363328), (16, 18153120), (20, 14522496), (24, 12102080), (30, 9681664), (32, 9076560), (40, 7261248), (48, 6051040), (59, 4922880), (60, 4840832), (64, 4538280), (80, 3630624), (96, 3025520), (118, 2461440), (120, 2420416), (128, 2269140), (160, 1815312), (177, 1640960), (192, 1512760), (236, 1230720), (240, 1210208), (256, 1134570), (295, 984576), (320, 907656), (354, 820480), (384, 756380), (472, 615360), (480, 605104), (512, 567285), (590, 492288), (640, 453828), (641, 453120), (708, 410240), (768, 378190), (885, 328192), (944, 307680), (960, 302552), (1180, 246144), (1280, 226914), (1282, 226560), (1416, 205120), (1536, 189095), (1770, 164096), (1888, 153840), (1920, 151276), (1923, 151040), (2360, 123072), (2560, 113457), (2564, 113280), (2832, 102560), (3205, 90624), (3540, 82048), (3776, 76920), (3840, 75638), (3846, 75520), (4720, 61536), (5128, 56640), (5664, 51280), (6410, 45312), (7080, 41024), (7552, 38460), (7680, 37819), (7692, 37760), (9440, 30768), (9615, 30208), (10256, 28320), (11328, 25640), (12820, 22656), (14160, 20512), (15104, 19230), (15384, 18880)]