74272220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 175355712

約数和(自身を除く): 101083492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 121, 188, 220, 235, 242, 470, 484, 517, 605, 653, 940, 1034, 1210, 1306, 2068, 2420, 2585, 2612, 3265, 5170, 5687, 6530, 7183, 10340, 11374, 13060, 14366, 22748, 28435, 28732, 30691, 35915, 56870, 61382, 71830, 79013, 113740, 122764, 143660, 153455, 158026, 306910, 316052, 337601, 395065, 613820, 675202, 790130, 1350404, 1580260, 1688005, 3376010, 3713611, 6752020, 7427222, 14854444, 18568055, 37136110, 74272220]

約数ペア:

[(1, 74272220), (2, 37136110), (4, 18568055), (5, 14854444), (10, 7427222), (11, 6752020), (20, 3713611), (22, 3376010), (44, 1688005), (47, 1580260), (55, 1350404), (94, 790130), (110, 675202), (121, 613820), (188, 395065), (220, 337601), (235, 316052), (242, 306910), (470, 158026), (484, 153455), (517, 143660), (605, 122764), (653, 113740), (940, 79013), (1034, 71830), (1210, 61382), (1306, 56870), (2068, 35915), (2420, 30691), (2585, 28732), (2612, 28435), (3265, 22748), (5170, 14366), (5687, 13060), (6530, 11374), (7183, 10340)]