47957220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1697}}^1$

素因数の和:1869

約数の個数: 72

約数和(自身を含む): 146483064

約数和(自身を除く): 98525844

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, 1697, 1884, 2355, 2826, 3140, 3394, 4710, 5091, 5652, 6788, 7065, 8485, 9420, 10182, 14130, 15273, 16970, 20364, 25455, 28260, 30546, 33940, 50910, 61092, 76365, 101820, 152730, 266429, 305460, 532858, 799287, 1065716, 1332145, 1598574, 2397861, 2664290, 3197148, 3996435, 4795722, 5328580, 7992870, 9591444, 11989305, 15985740, 23978610, 47957220]

約数ペア:

[(1, 47957220), (2, 23978610), (3, 15985740), (4, 11989305), (5, 9591444), (6, 7992870), (9, 5328580), (10, 4795722), (12, 3996435), (15, 3197148), (18, 2664290), (20, 2397861), (30, 1598574), (36, 1332145), (45, 1065716), (60, 799287), (90, 532858), (157, 305460), (180, 266429), (314, 152730), (471, 101820), (628, 76365), (785, 61092), (942, 50910), (1413, 33940), (1570, 30546), (1697, 28260), (1884, 25455), (2355, 20364), (2826, 16970), (3140, 15273), (3394, 14130), (4710, 10182), (5091, 9420), (5652, 8485), (6788, 7065)]