140978820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{28309}}^1$

素因数の和:28404

約数の個数: 48

約数和(自身を含む): 399510720

約数和(自身を除く): 258531900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 4980, 28309, 56618, 84927, 113236, 141545, 169854, 283090, 339708, 424635, 566180, 849270, 1698540, 2349647, 4699294, 7048941, 9398588, 11748235, 14097882, 23496470, 28195764, 35244705, 46992940, 70489410, 140978820]

約数ペア:

[(1, 140978820), (2, 70489410), (3, 46992940), (4, 35244705), (5, 28195764), (6, 23496470), (10, 14097882), (12, 11748235), (15, 9398588), (20, 7048941), (30, 4699294), (60, 2349647), (83, 1698540), (166, 849270), (249, 566180), (332, 424635), (415, 339708), (498, 283090), (830, 169854), (996, 141545), (1245, 113236), (1660, 84927), (2490, 56618), (4980, 28309)]