158404215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 279991296

約数和(自身を除く): 121587081

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 103, 111, 163, 185, 255, 309, 489, 515, 555, 629, 815, 1545, 1751, 1887, 2445, 2771, 3145, 3811, 5253, 6031, 8313, 8755, 9435, 11433, 13855, 16789, 18093, 19055, 26265, 30155, 41565, 50367, 57165, 64787, 83945, 90465, 102527, 194361, 251835, 285413, 307581, 323935, 512635, 621193, 856239, 971805, 1427065, 1537905, 1863579, 3105965, 4281195, 9317895, 10560281, 31680843, 52801405, 158404215]

約数ペア:

[(1, 158404215), (3, 52801405), (5, 31680843), (15, 10560281), (17, 9317895), (37, 4281195), (51, 3105965), (85, 1863579), (103, 1537905), (111, 1427065), (163, 971805), (185, 856239), (255, 621193), (309, 512635), (489, 323935), (515, 307581), (555, 285413), (629, 251835), (815, 194361), (1545, 102527), (1751, 90465), (1887, 83945), (2445, 64787), (2771, 57165), (3145, 50367), (3811, 41565), (5253, 30155), (6031, 26265), (8313, 19055), (8755, 18093), (9435, 16789), (11433, 13855)]