138878390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 310754880

約数和(自身を除く): 171876490

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 37, 43, 58, 70, 74, 86, 145, 185, 203, 215, 259, 290, 301, 370, 406, 430, 518, 602, 1015, 1073, 1247, 1295, 1505, 1591, 1849, 2030, 2146, 2494, 2590, 3010, 3182, 3698, 5365, 6235, 7511, 7955, 8729, 9245, 10730, 11137, 12470, 12943, 15022, 15910, 17458, 18490, 22274, 25886, 37555, 43645, 46139, 53621, 55685, 64715, 68413, 75110, 87290, 92278, 107242, 111370, 129430, 136826, 230695, 268105, 322973, 342065, 375347, 461390, 478891, 536210, 645946, 684130, 750694, 957782, 1614865, 1876735, 1983977, 2394455, 3229730, 3753470, 3967954, 4788910, 9919885, 13887839, 19839770, 27775678, 69439195, 138878390]

約数ペア:

[(1, 138878390), (2, 69439195), (5, 27775678), (7, 19839770), (10, 13887839), (14, 9919885), (29, 4788910), (35, 3967954), (37, 3753470), (43, 3229730), (58, 2394455), (70, 1983977), (74, 1876735), (86, 1614865), (145, 957782), (185, 750694), (203, 684130), (215, 645946), (259, 536210), (290, 478891), (301, 461390), (370, 375347), (406, 342065), (430, 322973), (518, 268105), (602, 230695), (1015, 136826), (1073, 129430), (1247, 111370), (1295, 107242), (1505, 92278), (1591, 87290), (1849, 75110), (2030, 68413), (2146, 64715), (2494, 55685), (2590, 53621), (3010, 46139), (3182, 43645), (3698, 37555), (5365, 25886), (6235, 22274), (7511, 18490), (7955, 17458), (8729, 15910), (9245, 15022), (10730, 12943), (11137, 12470)]