43887780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1553}}^1$

素因数の和:1725

約数の個数: 72

約数和(自身を含む): 134060472

約数和(自身を除く): 90172692

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, 1553, 1570, 1884, 2355, 2826, 3106, 3140, 4659, 4710, 5652, 6212, 7065, 7765, 9318, 9420, 13977, 14130, 15530, 18636, 23295, 27954, 28260, 31060, 46590, 55908, 69885, 93180, 139770, 243821, 279540, 487642, 731463, 975284, 1219105, 1462926, 2194389, 2438210, 2925852, 3657315, 4388778, 4876420, 7314630, 8777556, 10971945, 14629260, 21943890, 43887780]

約数ペア:

[(1, 43887780), (2, 21943890), (3, 14629260), (4, 10971945), (5, 8777556), (6, 7314630), (9, 4876420), (10, 4388778), (12, 3657315), (15, 2925852), (18, 2438210), (20, 2194389), (30, 1462926), (36, 1219105), (45, 975284), (60, 731463), (90, 487642), (157, 279540), (180, 243821), (314, 139770), (471, 93180), (628, 69885), (785, 55908), (942, 46590), (1413, 31060), (1553, 28260), (1570, 27954), (1884, 23295), (2355, 18636), (2826, 15530), (3106, 14130), (3140, 13977), (4659, 9420), (4710, 9318), (5652, 7765), (6212, 7065)]