12981060

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{2671}}^1$

素因数の和:2695

約数の個数: 72

約数和(自身を含む): 40849536

約数和(自身を除く): 27868476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 2671, 4860, 5342, 8013, 10684, 13355, 16026, 24039, 26710, 32052, 40065, 48078, 53420, 72117, 80130, 96156, 120195, 144234, 160260, 216351, 240390, 288468, 360585, 432702, 480780, 649053, 721170, 865404, 1081755, 1298106, 1442340, 2163510, 2596212, 3245265, 4327020, 6490530, 12981060]

約数ペア:

[(1, 12981060), (2, 6490530), (3, 4327020), (4, 3245265), (5, 2596212), (6, 2163510), (9, 1442340), (10, 1298106), (12, 1081755), (15, 865404), (18, 721170), (20, 649053), (27, 480780), (30, 432702), (36, 360585), (45, 288468), (54, 240390), (60, 216351), (81, 160260), (90, 144234), (108, 120195), (135, 96156), (162, 80130), (180, 72117), (243, 53420), (270, 48078), (324, 40065), (405, 32052), (486, 26710), (540, 24039), (810, 16026), (972, 13355), (1215, 10684), (1620, 8013), (2430, 5342), (2671, 4860)]