204595860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{487133}}^1$

素因数の和:487152

約数の個数: 48

約数和(自身を含む): 654708096

約数和(自身を除く): 450112236

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, 487133, 974266, 1461399, 1948532, 2435665, 2922798, 3409931, 4871330, 5845596, 6819862, 7306995, 9742660, 10229793, 13639724, 14613990, 17049655, 20459586, 29227980, 34099310, 40919172, 51148965, 68198620, 102297930, 204595860]

約数ペア:

[(1, 204595860), (2, 102297930), (3, 68198620), (4, 51148965), (5, 40919172), (6, 34099310), (7, 29227980), (10, 20459586), (12, 17049655), (14, 14613990), (15, 13639724), (20, 10229793), (21, 9742660), (28, 7306995), (30, 6819862), (35, 5845596), (42, 4871330), (60, 3409931), (70, 2922798), (84, 2435665), (105, 1948532), (140, 1461399), (210, 974266), (420, 487133)]