72888760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{260317}}^1$

素因数の和:260335

約数の個数: 32

約数和(自身を含む): 187428960

約数和(自身を除く): 114540200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 260317, 520634, 1041268, 1301585, 1822219, 2082536, 2603170, 3644438, 5206340, 7288876, 9111095, 10412680, 14577752, 18222190, 36444380, 72888760]

約数ペア:

[(1, 72888760), (2, 36444380), (4, 18222190), (5, 14577752), (7, 10412680), (8, 9111095), (10, 7288876), (14, 5206340), (20, 3644438), (28, 2603170), (35, 2082536), (40, 1822219), (56, 1301585), (70, 1041268), (140, 520634), (280, 260317)]