172929540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{411737}}^1$

素因数の和:411756

約数の個数: 48

約数和(自身を含む): 553375872

約数和(自身を除く): 380446332

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, 411737, 823474, 1235211, 1646948, 2058685, 2470422, 2882159, 4117370, 4940844, 5764318, 6176055, 8234740, 8646477, 11528636, 12352110, 14410795, 17292954, 24704220, 28821590, 34585908, 43232385, 57643180, 86464770, 172929540]

約数ペア:

[(1, 172929540), (2, 86464770), (3, 57643180), (4, 43232385), (5, 34585908), (6, 28821590), (7, 24704220), (10, 17292954), (12, 14410795), (14, 12352110), (15, 11528636), (20, 8646477), (21, 8234740), (28, 6176055), (30, 5764318), (35, 4940844), (42, 4117370), (60, 2882159), (70, 2470422), (84, 2058685), (105, 1646948), (140, 1235211), (210, 823474), (420, 411737)]