242661315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 449390592

約数和(自身を除く): 206729277

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 71, 85, 195, 213, 221, 255, 355, 663, 923, 1031, 1065, 1105, 1207, 2769, 3093, 3315, 3621, 4615, 5155, 6035, 13403, 13845, 15465, 15691, 17527, 18105, 40209, 47073, 52581, 67015, 73201, 78455, 87635, 201045, 219603, 227851, 235365, 262905, 366005, 683553, 951613, 1098015, 1139255, 1244417, 2854839, 3417765, 3733251, 4758065, 6222085, 14274195, 16177421, 18666255, 48532263, 80887105, 242661315]

約数ペア:

[(1, 242661315), (3, 80887105), (5, 48532263), (13, 18666255), (15, 16177421), (17, 14274195), (39, 6222085), (51, 4758065), (65, 3733251), (71, 3417765), (85, 2854839), (195, 1244417), (213, 1139255), (221, 1098015), (255, 951613), (355, 683553), (663, 366005), (923, 262905), (1031, 235365), (1065, 227851), (1105, 219603), (1207, 201045), (2769, 87635), (3093, 78455), (3315, 73201), (3621, 67015), (4615, 52581), (5155, 47073), (6035, 40209), (13403, 18105), (13845, 17527), (15465, 15691)]