90721872

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{20323}}^1$

素因数の和:20368

約数の個数: 60

約数和(自身を含む): 262098304

約数和(自身を除く): 171376432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 20323, 40646, 60969, 81292, 121938, 162584, 182907, 243876, 325168, 365814, 487752, 630013, 731628, 975504, 1260026, 1463256, 1890039, 2520052, 2926512, 3780078, 5040104, 5670117, 7560156, 10080208, 11340234, 15120312, 22680468, 30240624, 45360936, 90721872]

約数ペア:

[(1, 90721872), (2, 45360936), (3, 30240624), (4, 22680468), (6, 15120312), (8, 11340234), (9, 10080208), (12, 7560156), (16, 5670117), (18, 5040104), (24, 3780078), (31, 2926512), (36, 2520052), (48, 1890039), (62, 1463256), (72, 1260026), (93, 975504), (124, 731628), (144, 630013), (186, 487752), (248, 365814), (279, 325168), (372, 243876), (496, 182907), (558, 162584), (744, 121938), (1116, 81292), (1488, 60969), (2232, 40646), (4464, 20323)]