1315666520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1801}}^1\times {\mathrm{2609}}^1$

素因数の和:4428

約数の個数: 64

約数和(自身を含む): 3386318400

約数和(自身を除く): 2070651880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1801, 2609, 3602, 5218, 7204, 9005, 10436, 12607, 13045, 14408, 18010, 18263, 20872, 25214, 26090, 36020, 36526, 50428, 52180, 63035, 72040, 73052, 91315, 100856, 104360, 126070, 146104, 182630, 252140, 365260, 504280, 730520, 4698809, 9397618, 18795236, 23494045, 32891663, 37590472, 46988090, 65783326, 93976180, 131566652, 164458315, 187952360, 263133304, 328916630, 657833260, 1315666520]

約数ペア:

[(1, 1315666520), (2, 657833260), (4, 328916630), (5, 263133304), (7, 187952360), (8, 164458315), (10, 131566652), (14, 93976180), (20, 65783326), (28, 46988090), (35, 37590472), (40, 32891663), (56, 23494045), (70, 18795236), (140, 9397618), (280, 4698809), (1801, 730520), (2609, 504280), (3602, 365260), (5218, 252140), (7204, 182630), (9005, 146104), (10436, 126070), (12607, 104360), (13045, 100856), (14408, 91315), (18010, 73052), (18263, 72040), (20872, 63035), (25214, 52180), (26090, 50428), (36020, 36526)]