272246660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:597

約数の個数: 96

約数和(自身を含む): 674956800

約数和(自身を除く): 402710140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 71, 122, 140, 142, 244, 284, 305, 355, 427, 449, 497, 610, 710, 854, 898, 994, 1220, 1420, 1708, 1796, 1988, 2135, 2245, 2485, 3143, 4270, 4331, 4490, 4970, 6286, 8540, 8662, 8980, 9940, 12572, 15715, 17324, 21655, 27389, 30317, 31430, 31879, 43310, 54778, 60634, 62860, 63758, 86620, 109556, 121268, 127516, 136945, 151585, 159395, 191723, 223153, 273890, 303170, 318790, 383446, 446306, 547780, 606340, 637580, 766892, 892612, 958615, 1115765, 1917230, 1944619, 2231530, 3834460, 3889238, 4463060, 7778476, 9723095, 13612333, 19446190, 27224666, 38892380, 54449332, 68061665, 136123330, 272246660]

約数ペア:

[(1, 272246660), (2, 136123330), (4, 68061665), (5, 54449332), (7, 38892380), (10, 27224666), (14, 19446190), (20, 13612333), (28, 9723095), (35, 7778476), (61, 4463060), (70, 3889238), (71, 3834460), (122, 2231530), (140, 1944619), (142, 1917230), (244, 1115765), (284, 958615), (305, 892612), (355, 766892), (427, 637580), (449, 606340), (497, 547780), (610, 446306), (710, 383446), (854, 318790), (898, 303170), (994, 273890), (1220, 223153), (1420, 191723), (1708, 159395), (1796, 151585), (1988, 136945), (2135, 127516), (2245, 121268), (2485, 109556), (3143, 86620), (4270, 63758), (4331, 62860), (4490, 60634), (4970, 54778), (6286, 43310), (8540, 31879), (8662, 31430), (8980, 30317), (9940, 27389), (12572, 21655), (15715, 17324)]