131522460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2281}}^1$

素因数の和:2355

約数の個数: 72

約数和(自身を含む): 380692368

約数和(自身を除く): 249169908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 961, 1860, 1922, 2281, 2883, 3844, 4562, 4805, 5766, 6843, 9124, 9610, 11405, 11532, 13686, 14415, 19220, 22810, 27372, 28830, 34215, 45620, 57660, 68430, 70711, 136860, 141422, 212133, 282844, 353555, 424266, 707110, 848532, 1060665, 1414220, 2121330, 2192041, 4242660, 4384082, 6576123, 8768164, 10960205, 13152246, 21920410, 26304492, 32880615, 43840820, 65761230, 131522460]

約数ペア:

[(1, 131522460), (2, 65761230), (3, 43840820), (4, 32880615), (5, 26304492), (6, 21920410), (10, 13152246), (12, 10960205), (15, 8768164), (20, 6576123), (30, 4384082), (31, 4242660), (60, 2192041), (62, 2121330), (93, 1414220), (124, 1060665), (155, 848532), (186, 707110), (310, 424266), (372, 353555), (465, 282844), (620, 212133), (930, 141422), (961, 136860), (1860, 70711), (1922, 68430), (2281, 57660), (2883, 45620), (3844, 34215), (4562, 28830), (4805, 27372), (5766, 22810), (6843, 19220), (9124, 14415), (9610, 13686), (11405, 11532)]