128702910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{87553}}^1$

素因数の和:87577

約数の個数: 48

約数和(自身を含む): 359321616

約数和(自身を除く): 230618706

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 87553, 175106, 262659, 437765, 525318, 612871, 875530, 1225742, 1313295, 1838613, 2626590, 3064355, 3677226, 4290097, 6128710, 8580194, 9193065, 12870291, 18386130, 21450485, 25740582, 42900970, 64351455, 128702910]

約数ペア:

[(1, 128702910), (2, 64351455), (3, 42900970), (5, 25740582), (6, 21450485), (7, 18386130), (10, 12870291), (14, 9193065), (15, 8580194), (21, 6128710), (30, 4290097), (35, 3677226), (42, 3064355), (49, 2626590), (70, 1838613), (98, 1313295), (105, 1225742), (147, 875530), (210, 612871), (245, 525318), (294, 437765), (490, 262659), (735, 175106), (1470, 87553)]