122081820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{290671}}^1$

素因数の和:290690

約数の個数: 48

約数和(自身を含む): 390663168

約数和(自身を除く): 268581348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 290671, 581342, 872013, 1162684, 1453355, 1744026, 2034697, 2906710, 3488052, 4069394, 4360065, 5813420, 6104091, 8138788, 8720130, 10173485, 12208182, 17440260, 20346970, 24416364, 30520455, 40693940, 61040910, 122081820]

約数ペア:

[(1, 122081820), (2, 61040910), (3, 40693940), (4, 30520455), (5, 24416364), (6, 20346970), (7, 17440260), (10, 12208182), (12, 10173485), (14, 8720130), (15, 8138788), (20, 6104091), (21, 5813420), (28, 4360065), (30, 4069394), (35, 3488052), (42, 2906710), (60, 2034697), (70, 1744026), (84, 1453355), (105, 1162684), (140, 872013), (210, 581342), (420, 290671)]