137217920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 379684800

約数和(自身を除く): 242466880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 109, 112, 128, 140, 160, 218, 224, 280, 281, 320, 436, 448, 545, 560, 562, 640, 763, 872, 896, 1090, 1120, 1124, 1405, 1526, 1744, 1967, 2180, 2240, 2248, 2810, 3052, 3488, 3815, 3934, 4360, 4480, 4496, 5620, 6104, 6976, 7630, 7868, 8720, 8992, 9835, 11240, 12208, 13952, 15260, 15736, 17440, 17984, 19670, 22480, 24416, 30520, 30629, 31472, 34880, 35968, 39340, 44960, 48832, 61040, 61258, 62944, 69760, 78680, 89920, 97664, 122080, 122516, 125888, 153145, 157360, 179840, 214403, 244160, 245032, 251776, 306290, 314720, 428806, 488320, 490064, 612580, 629440, 857612, 980128, 1072015, 1225160, 1258880, 1715224, 1960256, 2144030, 2450320, 3430448, 3920512, 4288060, 4900640, 6860896, 8576120, 9801280, 13721792, 17152240, 19602560, 27443584, 34304480, 68608960, 137217920]

約数ペア:

[(1, 137217920), (2, 68608960), (4, 34304480), (5, 27443584), (7, 19602560), (8, 17152240), (10, 13721792), (14, 9801280), (16, 8576120), (20, 6860896), (28, 4900640), (32, 4288060), (35, 3920512), (40, 3430448), (56, 2450320), (64, 2144030), (70, 1960256), (80, 1715224), (109, 1258880), (112, 1225160), (128, 1072015), (140, 980128), (160, 857612), (218, 629440), (224, 612580), (280, 490064), (281, 488320), (320, 428806), (436, 314720), (448, 306290), (545, 251776), (560, 245032), (562, 244160), (640, 214403), (763, 179840), (872, 157360), (896, 153145), (1090, 125888), (1120, 122516), (1124, 122080), (1405, 97664), (1526, 89920), (1744, 78680), (1967, 69760), (2180, 62944), (2240, 61258), (2248, 61040), (2810, 48832), (3052, 44960), (3488, 39340), (3815, 35968), (3934, 34880), (4360, 31472), (4480, 30629), (4496, 30520), (5620, 24416), (6104, 22480), (6976, 19670), (7630, 17984), (7868, 17440), (8720, 15736), (8992, 15260), (9835, 13952), (11240, 12208)]