128832480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{12781}}^1$

素因数の和:12809

約数の個数: 144

約数和(自身を含む): 502485984

約数和(自身を除く): 373653504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 12781, 25562, 38343, 51124, 63905, 76686, 89467, 102248, 115029, 127810, 153372, 178934, 191715, 204496, 230058, 255620, 268401, 306744, 357868, 383430, 408992, 447335, 460116, 511240, 536802, 575145, 613488, 715736, 766860, 805203, 894670, 920232, 1022480, 1073604, 1150290, 1226976, 1342005, 1431472, 1533720, 1610406, 1789340, 1840464, 2044960, 2147208, 2300580, 2684010, 2862944, 3067440, 3220812, 3578680, 3680928, 4026015, 4294416, 4601160, 5368020, 6134880, 6441624, 7157360, 8052030, 8588832, 9202320, 10736040, 12883248, 14314720, 16104060, 18404640, 21472080, 25766496, 32208120, 42944160, 64416240, 128832480]

約数ペア:

[(1, 128832480), (2, 64416240), (3, 42944160), (4, 32208120), (5, 25766496), (6, 21472080), (7, 18404640), (8, 16104060), (9, 14314720), (10, 12883248), (12, 10736040), (14, 9202320), (15, 8588832), (16, 8052030), (18, 7157360), (20, 6441624), (21, 6134880), (24, 5368020), (28, 4601160), (30, 4294416), (32, 4026015), (35, 3680928), (36, 3578680), (40, 3220812), (42, 3067440), (45, 2862944), (48, 2684010), (56, 2300580), (60, 2147208), (63, 2044960), (70, 1840464), (72, 1789340), (80, 1610406), (84, 1533720), (90, 1431472), (96, 1342005), (105, 1226976), (112, 1150290), (120, 1073604), (126, 1022480), (140, 920232), (144, 894670), (160, 805203), (168, 766860), (180, 715736), (210, 613488), (224, 575145), (240, 536802), (252, 511240), (280, 460116), (288, 447335), (315, 408992), (336, 383430), (360, 357868), (420, 306744), (480, 268401), (504, 255620), (560, 230058), (630, 204496), (672, 191715), (720, 178934), (840, 153372), (1008, 127810), (1120, 115029), (1260, 102248), (1440, 89467), (1680, 76686), (2016, 63905), (2520, 51124), (3360, 38343), (5040, 25562), (10080, 12781)]