221687568

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^1\times {\mathrm{21089}}^1$

素因数の和:21176

約数の個数: 60

約数和(自身を含む): 628945980

約数和(自身を除く): 407258412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 144, 146, 219, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2628, 3504, 5256, 10512, 21089, 42178, 63267, 84356, 126534, 168712, 189801, 253068, 337424, 379602, 506136, 759204, 1012272, 1518408, 1539497, 3036816, 3078994, 4618491, 6157988, 9236982, 12315976, 13855473, 18473964, 24631952, 27710946, 36947928, 55421892, 73895856, 110843784, 221687568]

約数ペア:

[(1, 221687568), (2, 110843784), (3, 73895856), (4, 55421892), (6, 36947928), (8, 27710946), (9, 24631952), (12, 18473964), (16, 13855473), (18, 12315976), (24, 9236982), (36, 6157988), (48, 4618491), (72, 3078994), (73, 3036816), (144, 1539497), (146, 1518408), (219, 1012272), (292, 759204), (438, 506136), (584, 379602), (657, 337424), (876, 253068), (1168, 189801), (1314, 168712), (1752, 126534), (2628, 84356), (3504, 63267), (5256, 42178), (10512, 21089)]