204411315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 358041600

約数和(自身を除く): 153630285

約数列:

[1, 3, 5, 15, 17, 51, 73, 79, 85, 139, 219, 237, 255, 365, 395, 417, 695, 1095, 1185, 1241, 1343, 2085, 2363, 3723, 4029, 5767, 6205, 6715, 7089, 10147, 10981, 11815, 17301, 18615, 20145, 28835, 30441, 32943, 35445, 50735, 54905, 86505, 98039, 152205, 164715, 172499, 186677, 294117, 490195, 517497, 560031, 801613, 862495, 933385, 1470585, 2404839, 2587485, 2800155, 4008065, 12024195, 13627421, 40882263, 68137105, 204411315]

約数ペア:

[(1, 204411315), (3, 68137105), (5, 40882263), (15, 13627421), (17, 12024195), (51, 4008065), (73, 2800155), (79, 2587485), (85, 2404839), (139, 1470585), (219, 933385), (237, 862495), (255, 801613), (365, 560031), (395, 517497), (417, 490195), (695, 294117), (1095, 186677), (1185, 172499), (1241, 164715), (1343, 152205), (2085, 98039), (2363, 86505), (3723, 54905), (4029, 50735), (5767, 35445), (6205, 32943), (6715, 30441), (7089, 28835), (10147, 20145), (10981, 18615), (11815, 17301)]