678696870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{1399}}^1$

素因数の和:1669

約数の個数: 64

約数和(自身を含む): 1656345600

約数和(自身を除く): 977648730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 157, 206, 309, 314, 471, 515, 618, 785, 942, 1030, 1399, 1545, 1570, 2355, 2798, 3090, 4197, 4710, 6995, 8394, 13990, 16171, 20985, 32342, 41970, 48513, 80855, 97026, 144097, 161710, 219643, 242565, 288194, 432291, 439286, 485130, 658929, 720485, 864582, 1098215, 1317858, 1440970, 2161455, 2196430, 3294645, 4322910, 6589290, 22623229, 45246458, 67869687, 113116145, 135739374, 226232290, 339348435, 678696870]

約数ペア:

[(1, 678696870), (2, 339348435), (3, 226232290), (5, 135739374), (6, 113116145), (10, 67869687), (15, 45246458), (30, 22623229), (103, 6589290), (157, 4322910), (206, 3294645), (309, 2196430), (314, 2161455), (471, 1440970), (515, 1317858), (618, 1098215), (785, 864582), (942, 720485), (1030, 658929), (1399, 485130), (1545, 439286), (1570, 432291), (2355, 288194), (2798, 242565), (3090, 219643), (4197, 161710), (4710, 144097), (6995, 97026), (8394, 80855), (13990, 48513), (16171, 41970), (20985, 32342)]