12858720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 47900160

約数和(自身を除く): 35041440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 89, 96, 105, 112, 120, 129, 140, 160, 168, 172, 178, 210, 215, 224, 240, 258, 267, 280, 301, 336, 344, 356, 420, 430, 445, 480, 516, 534, 560, 602, 623, 645, 672, 688, 712, 840, 860, 890, 903, 1032, 1068, 1120, 1204, 1246, 1290, 1335, 1376, 1424, 1505, 1680, 1720, 1780, 1806, 1869, 2064, 2136, 2408, 2492, 2580, 2670, 2848, 3010, 3115, 3360, 3440, 3560, 3612, 3738, 3827, 4128, 4272, 4515, 4816, 4984, 5160, 5340, 6020, 6230, 6880, 7120, 7224, 7476, 7654, 8544, 9030, 9345, 9632, 9968, 10320, 10680, 11481, 12040, 12460, 14240, 14448, 14952, 15308, 18060, 18690, 19135, 19936, 20640, 21360, 22962, 24080, 24920, 26789, 28896, 29904, 30616, 36120, 37380, 38270, 42720, 45924, 48160, 49840, 53578, 57405, 59808, 61232, 72240, 74760, 76540, 80367, 91848, 99680, 107156, 114810, 122464, 133945, 144480, 149520, 153080, 160734, 183696, 214312, 229620, 267890, 299040, 306160, 321468, 367392, 401835, 428624, 459240, 535780, 612320, 642936, 803670, 857248, 918480, 1071560, 1285872, 1607340, 1836960, 2143120, 2571744, 3214680, 4286240, 6429360, 12858720]

約数ペア:

[(1, 12858720), (2, 6429360), (3, 4286240), (4, 3214680), (5, 2571744), (6, 2143120), (7, 1836960), (8, 1607340), (10, 1285872), (12, 1071560), (14, 918480), (15, 857248), (16, 803670), (20, 642936), (21, 612320), (24, 535780), (28, 459240), (30, 428624), (32, 401835), (35, 367392), (40, 321468), (42, 306160), (43, 299040), (48, 267890), (56, 229620), (60, 214312), (70, 183696), (80, 160734), (84, 153080), (86, 149520), (89, 144480), (96, 133945), (105, 122464), (112, 114810), (120, 107156), (129, 99680), (140, 91848), (160, 80367), (168, 76540), (172, 74760), (178, 72240), (210, 61232), (215, 59808), (224, 57405), (240, 53578), (258, 49840), (267, 48160), (280, 45924), (301, 42720), (336, 38270), (344, 37380), (356, 36120), (420, 30616), (430, 29904), (445, 28896), (480, 26789), (516, 24920), (534, 24080), (560, 22962), (602, 21360), (623, 20640), (645, 19936), (672, 19135), (688, 18690), (712, 18060), (840, 15308), (860, 14952), (890, 14448), (903, 14240), (1032, 12460), (1068, 12040), (1120, 11481), (1204, 10680), (1246, 10320), (1290, 9968), (1335, 9632), (1376, 9345), (1424, 9030), (1505, 8544), (1680, 7654), (1720, 7476), (1780, 7224), (1806, 7120), (1869, 6880), (2064, 6230), (2136, 6020), (2408, 5340), (2492, 5160), (2580, 4984), (2670, 4816), (2848, 4515), (3010, 4272), (3115, 4128), (3360, 3827), (3440, 3738), (3560, 3612)]