278518260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1093}}^1$

素因数の和:1273

約数の個数: 96

約数和(自身を含む): 811625472

約数和(自身を除く): 533107212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 137, 155, 186, 274, 310, 372, 411, 465, 548, 620, 685, 822, 930, 1093, 1370, 1644, 1860, 2055, 2186, 2740, 3279, 4110, 4247, 4372, 5465, 6558, 8220, 8494, 10930, 12741, 13116, 16395, 16988, 21235, 21860, 25482, 32790, 33883, 42470, 50964, 63705, 65580, 67766, 84940, 101649, 127410, 135532, 149741, 169415, 203298, 254820, 299482, 338830, 406596, 449223, 508245, 598964, 677660, 748705, 898446, 1016490, 1497410, 1796892, 2032980, 2246115, 2994820, 4492230, 4641971, 8984460, 9283942, 13925913, 18567884, 23209855, 27851826, 46419710, 55703652, 69629565, 92839420, 139259130, 278518260]

約数ペア:

[(1, 278518260), (2, 139259130), (3, 92839420), (4, 69629565), (5, 55703652), (6, 46419710), (10, 27851826), (12, 23209855), (15, 18567884), (20, 13925913), (30, 9283942), (31, 8984460), (60, 4641971), (62, 4492230), (93, 2994820), (124, 2246115), (137, 2032980), (155, 1796892), (186, 1497410), (274, 1016490), (310, 898446), (372, 748705), (411, 677660), (465, 598964), (548, 508245), (620, 449223), (685, 406596), (822, 338830), (930, 299482), (1093, 254820), (1370, 203298), (1644, 169415), (1860, 149741), (2055, 135532), (2186, 127410), (2740, 101649), (3279, 84940), (4110, 67766), (4247, 65580), (4372, 63705), (5465, 50964), (6558, 42470), (8220, 33883), (8494, 32790), (10930, 25482), (12741, 21860), (13116, 21235), (16395, 16988)]