1290900480

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{367}}^1$

素因数の和:624

約数の個数: 176

約数和(自身を含む): 4158193920

約数和(自身を除く): 2867293440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 229, 240, 256, 320, 367, 384, 458, 480, 512, 640, 687, 734, 768, 916, 960, 1024, 1101, 1145, 1280, 1374, 1468, 1536, 1832, 1835, 1920, 2202, 2290, 2560, 2748, 2936, 3072, 3435, 3664, 3670, 3840, 4404, 4580, 5120, 5496, 5505, 5872, 6870, 7328, 7340, 7680, 8808, 9160, 10992, 11010, 11744, 13740, 14656, 14680, 15360, 17616, 18320, 21984, 22020, 23488, 27480, 29312, 29360, 35232, 36640, 43968, 44040, 46976, 54960, 58624, 58720, 70464, 73280, 84043, 87936, 88080, 93952, 109920, 117248, 117440, 140928, 146560, 168086, 175872, 176160, 187904, 219840, 234496, 234880, 252129, 281856, 293120, 336172, 351744, 352320, 375808, 420215, 439680, 469760, 504258, 563712, 586240, 672344, 703488, 704640, 840430, 879360, 939520, 1008516, 1127424, 1172480, 1260645, 1344688, 1409280, 1680860, 1758720, 1879040, 2017032, 2521290, 2689376, 2818560, 3361720, 3517440, 4034064, 5042580, 5378752, 5637120, 6723440, 8068128, 10085160, 10757504, 13446880, 16136256, 20170320, 21515008, 26893760, 32272512, 40340640, 43030016, 53787520, 64545024, 80681280, 86060032, 107575040, 129090048, 161362560, 215150080, 258180096, 322725120, 430300160, 645450240, 1290900480]

約数ペア:

[(1, 1290900480), (2, 645450240), (3, 430300160), (4, 322725120), (5, 258180096), (6, 215150080), (8, 161362560), (10, 129090048), (12, 107575040), (15, 86060032), (16, 80681280), (20, 64545024), (24, 53787520), (30, 43030016), (32, 40340640), (40, 32272512), (48, 26893760), (60, 21515008), (64, 20170320), (80, 16136256), (96, 13446880), (120, 10757504), (128, 10085160), (160, 8068128), (192, 6723440), (229, 5637120), (240, 5378752), (256, 5042580), (320, 4034064), (367, 3517440), (384, 3361720), (458, 2818560), (480, 2689376), (512, 2521290), (640, 2017032), (687, 1879040), (734, 1758720), (768, 1680860), (916, 1409280), (960, 1344688), (1024, 1260645), (1101, 1172480), (1145, 1127424), (1280, 1008516), (1374, 939520), (1468, 879360), (1536, 840430), (1832, 704640), (1835, 703488), (1920, 672344), (2202, 586240), (2290, 563712), (2560, 504258), (2748, 469760), (2936, 439680), (3072, 420215), (3435, 375808), (3664, 352320), (3670, 351744), (3840, 336172), (4404, 293120), (4580, 281856), (5120, 252129), (5496, 234880), (5505, 234496), (5872, 219840), (6870, 187904), (7328, 176160), (7340, 175872), (7680, 168086), (8808, 146560), (9160, 140928), (10992, 117440), (11010, 117248), (11744, 109920), (13740, 93952), (14656, 88080), (14680, 87936), (15360, 84043), (17616, 73280), (18320, 70464), (21984, 58720), (22020, 58624), (23488, 54960), (27480, 46976), (29312, 44040), (29360, 43968), (35232, 36640)]