130523820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{310771}}^1$

素因数の和:310790

約数の個数: 48

約数和(自身を含む): 417677568

約数和(自身を除く): 287153748

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, 310771, 621542, 932313, 1243084, 1553855, 1864626, 2175397, 3107710, 3729252, 4350794, 4661565, 6215420, 6526191, 8701588, 9323130, 10876985, 13052382, 18646260, 21753970, 26104764, 32630955, 43507940, 65261910, 130523820]

約数ペア:

[(1, 130523820), (2, 65261910), (3, 43507940), (4, 32630955), (5, 26104764), (6, 21753970), (7, 18646260), (10, 13052382), (12, 10876985), (14, 9323130), (15, 8701588), (20, 6526191), (21, 6215420), (28, 4661565), (30, 4350794), (35, 3729252), (42, 3107710), (60, 2175397), (70, 1864626), (84, 1553855), (105, 1243084), (140, 932313), (210, 621542), (420, 310771)]