30156315

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 56881440

約数和(自身を除く): 26725125

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 89, 105, 147, 245, 267, 445, 461, 623, 735, 1335, 1383, 1869, 2305, 3115, 3227, 4361, 6915, 9345, 9681, 13083, 16135, 21805, 22589, 41029, 48405, 65415, 67767, 112945, 123087, 205145, 287203, 338835, 615435, 861609, 1436015, 2010421, 4308045, 6031263, 10052105, 30156315]

約数ペア:

[(1, 30156315), (3, 10052105), (5, 6031263), (7, 4308045), (15, 2010421), (21, 1436015), (35, 861609), (49, 615435), (89, 338835), (105, 287203), (147, 205145), (245, 123087), (267, 112945), (445, 67767), (461, 65415), (623, 48405), (735, 41029), (1335, 22589), (1383, 21805), (1869, 16135), (2305, 13083), (3115, 9681), (3227, 9345), (4361, 6915)]