240239775

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 405759744

約数和(自身を除く): 165519969

約数列:

[1, 3, 5, 15, 25, 75, 103, 137, 227, 309, 411, 515, 681, 685, 1135, 1545, 2055, 2575, 3405, 3425, 5675, 7725, 10275, 14111, 17025, 23381, 31099, 42333, 70143, 70555, 93297, 116905, 155495, 211665, 350715, 352775, 466485, 584525, 777475, 1058325, 1753575, 2332425, 3203197, 9609591, 16015985, 48047955, 80079925, 240239775]

約数ペア:

[(1, 240239775), (3, 80079925), (5, 48047955), (15, 16015985), (25, 9609591), (75, 3203197), (103, 2332425), (137, 1753575), (227, 1058325), (309, 777475), (411, 584525), (515, 466485), (681, 352775), (685, 350715), (1135, 211665), (1545, 155495), (2055, 116905), (2575, 93297), (3405, 70555), (3425, 70143), (5675, 42333), (7725, 31099), (10275, 23381), (14111, 17025)]