69395980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 163215360

約数和(自身を除く): 93819380

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 43, 62, 76, 86, 95, 124, 137, 155, 172, 190, 215, 274, 310, 380, 430, 548, 589, 620, 685, 817, 860, 1178, 1333, 1370, 1634, 2356, 2603, 2666, 2740, 2945, 3268, 4085, 4247, 5206, 5332, 5890, 5891, 6665, 8170, 8494, 10412, 11780, 11782, 13015, 13330, 16340, 16988, 21235, 23564, 25327, 26030, 26660, 29455, 42470, 50654, 52060, 58910, 80693, 84940, 101308, 111929, 117820, 126635, 161386, 182621, 223858, 253270, 322772, 365242, 403465, 447716, 506540, 559645, 730484, 806930, 913105, 1119290, 1613860, 1826210, 2238580, 3469799, 3652420, 6939598, 13879196, 17348995, 34697990, 69395980]

約数ペア:

[(1, 69395980), (2, 34697990), (4, 17348995), (5, 13879196), (10, 6939598), (19, 3652420), (20, 3469799), (31, 2238580), (38, 1826210), (43, 1613860), (62, 1119290), (76, 913105), (86, 806930), (95, 730484), (124, 559645), (137, 506540), (155, 447716), (172, 403465), (190, 365242), (215, 322772), (274, 253270), (310, 223858), (380, 182621), (430, 161386), (548, 126635), (589, 117820), (620, 111929), (685, 101308), (817, 84940), (860, 80693), (1178, 58910), (1333, 52060), (1370, 50654), (1634, 42470), (2356, 29455), (2603, 26660), (2666, 26030), (2740, 25327), (2945, 23564), (3268, 21235), (4085, 16988), (4247, 16340), (5206, 13330), (5332, 13015), (5890, 11782), (5891, 11780), (6665, 10412), (8170, 8494)]