118391480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 276756480

約数和(自身を除く): 158365000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 307, 310, 311, 614, 620, 622, 1228, 1240, 1244, 1535, 1555, 2456, 2488, 3070, 3110, 6140, 6220, 9517, 9641, 12280, 12440, 19034, 19282, 38068, 38564, 47585, 48205, 76136, 77128, 95170, 95477, 96410, 190340, 190954, 192820, 380680, 381908, 385640, 477385, 763816, 954770, 1909540, 2959787, 3819080, 5919574, 11839148, 14798935, 23678296, 29597870, 59195740, 118391480]

約数ペア:

[(1, 118391480), (2, 59195740), (4, 29597870), (5, 23678296), (8, 14798935), (10, 11839148), (20, 5919574), (31, 3819080), (40, 2959787), (62, 1909540), (124, 954770), (155, 763816), (248, 477385), (307, 385640), (310, 381908), (311, 380680), (614, 192820), (620, 190954), (622, 190340), (1228, 96410), (1240, 95477), (1244, 95170), (1535, 77128), (1555, 76136), (2456, 48205), (2488, 47585), (3070, 38564), (3110, 38068), (6140, 19282), (6220, 19034), (9517, 12440), (9641, 12280)]