30159380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 65390976

約数和(自身を除く): 35231596

約数列:

[1, 2, 4, 5, 10, 20, 67, 71, 134, 142, 268, 284, 317, 335, 355, 634, 670, 710, 1268, 1340, 1420, 1585, 3170, 4757, 6340, 9514, 19028, 21239, 22507, 23785, 42478, 45014, 47570, 84956, 90028, 95140, 106195, 112535, 212390, 225070, 424780, 450140, 1507969, 3015938, 6031876, 7539845, 15079690, 30159380]

約数ペア:

[(1, 30159380), (2, 15079690), (4, 7539845), (5, 6031876), (10, 3015938), (20, 1507969), (67, 450140), (71, 424780), (134, 225070), (142, 212390), (268, 112535), (284, 106195), (317, 95140), (335, 90028), (355, 84956), (634, 47570), (670, 45014), (710, 42478), (1268, 23785), (1340, 22507), (1420, 21239), (1585, 19028), (3170, 9514), (4757, 6340)]