74804220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2647}}^1$

素因数の和:2819

約数の個数: 72

約数和(自身を含む): 228437664

約数和(自身を除く): 153633444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2647, 2826, 3140, 4710, 5294, 5652, 7065, 7941, 9420, 10588, 13235, 14130, 15882, 23823, 26470, 28260, 31764, 39705, 47646, 52940, 79410, 95292, 119115, 158820, 238230, 415579, 476460, 831158, 1246737, 1662316, 2077895, 2493474, 3740211, 4155790, 4986948, 6233685, 7480422, 8311580, 12467370, 14960844, 18701055, 24934740, 37402110, 74804220]

約数ペア:

[(1, 74804220), (2, 37402110), (3, 24934740), (4, 18701055), (5, 14960844), (6, 12467370), (9, 8311580), (10, 7480422), (12, 6233685), (15, 4986948), (18, 4155790), (20, 3740211), (30, 2493474), (36, 2077895), (45, 1662316), (60, 1246737), (90, 831158), (157, 476460), (180, 415579), (314, 238230), (471, 158820), (628, 119115), (785, 95292), (942, 79410), (1413, 52940), (1570, 47646), (1884, 39705), (2355, 31764), (2647, 28260), (2826, 26470), (3140, 23823), (4710, 15882), (5294, 14130), (5652, 13235), (7065, 10588), (7941, 9420)]