221489568

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{16363}}^1$

素因数の和:16426

約数の個数: 72

約数和(自身を含む): 643301568

約数和(自身を除く): 421812000

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1692, 2256, 3384, 4512, 6768, 13536, 16363, 32726, 49089, 65452, 98178, 130904, 147267, 196356, 261808, 294534, 392712, 523616, 589068, 769061, 785424, 1178136, 1538122, 1570848, 2307183, 2356272, 3076244, 4614366, 4712544, 6152488, 6921549, 9228732, 12304976, 13843098, 18457464, 24609952, 27686196, 36914928, 55372392, 73829856, 110744784, 221489568]

約数ペア:

[(1, 221489568), (2, 110744784), (3, 73829856), (4, 55372392), (6, 36914928), (8, 27686196), (9, 24609952), (12, 18457464), (16, 13843098), (18, 12304976), (24, 9228732), (32, 6921549), (36, 6152488), (47, 4712544), (48, 4614366), (72, 3076244), (94, 2356272), (96, 2307183), (141, 1570848), (144, 1538122), (188, 1178136), (282, 785424), (288, 769061), (376, 589068), (423, 523616), (564, 392712), (752, 294534), (846, 261808), (1128, 196356), (1504, 147267), (1692, 130904), (2256, 98178), (3384, 65452), (4512, 49089), (6768, 32726), (13536, 16363)]