420206724

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{555829}}^1$

素因数の和:555849

約数の個数: 48

約数和(自身を含む): 1245059200

約数和(自身を除く): 824852476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 555829, 1111658, 1667487, 2223316, 3334974, 3890803, 5002461, 6669948, 7781606, 10004922, 11672409, 15007383, 15563212, 20009844, 23344818, 30014766, 35017227, 46689636, 60029532, 70034454, 105051681, 140068908, 210103362, 420206724]

約数ペア:

[(1, 420206724), (2, 210103362), (3, 140068908), (4, 105051681), (6, 70034454), (7, 60029532), (9, 46689636), (12, 35017227), (14, 30014766), (18, 23344818), (21, 20009844), (27, 15563212), (28, 15007383), (36, 11672409), (42, 10004922), (54, 7781606), (63, 6669948), (84, 5002461), (108, 3890803), (126, 3334974), (189, 2223316), (252, 1667487), (378, 1111658), (756, 555829)]