79486740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2467}}^1$

素因数の和:2661

約数の個数: 72

約数和(自身を含む): 242555040

約数和(自身を除く): 163068300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 895, 1074, 1611, 1790, 2148, 2467, 2685, 3222, 3580, 4934, 5370, 6444, 7401, 8055, 9868, 10740, 12335, 14802, 16110, 22203, 24670, 29604, 32220, 37005, 44406, 49340, 74010, 88812, 111015, 148020, 222030, 441593, 444060, 883186, 1324779, 1766372, 2207965, 2649558, 3974337, 4415930, 5299116, 6623895, 7948674, 8831860, 13247790, 15897348, 19871685, 26495580, 39743370, 79486740]

約数ペア:

[(1, 79486740), (2, 39743370), (3, 26495580), (4, 19871685), (5, 15897348), (6, 13247790), (9, 8831860), (10, 7948674), (12, 6623895), (15, 5299116), (18, 4415930), (20, 3974337), (30, 2649558), (36, 2207965), (45, 1766372), (60, 1324779), (90, 883186), (179, 444060), (180, 441593), (358, 222030), (537, 148020), (716, 111015), (895, 88812), (1074, 74010), (1611, 49340), (1790, 44406), (2148, 37005), (2467, 32220), (2685, 29604), (3222, 24670), (3580, 22203), (4934, 16110), (5370, 14802), (6444, 12335), (7401, 10740), (8055, 9868)]