812822520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{13001}}^1$

素因数の和:13536

約数の個数: 64

約数和(自身を含む): 2443335840

約数和(自身を除く): 1630513320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 521, 1042, 1563, 2084, 2605, 3126, 4168, 5210, 6252, 7815, 10420, 12504, 13001, 15630, 20840, 26002, 31260, 39003, 52004, 62520, 65005, 78006, 104008, 130010, 156012, 195015, 260020, 312024, 390030, 520040, 780060, 1560120, 6773521, 13547042, 20320563, 27094084, 33867605, 40641126, 54188168, 67735210, 81282252, 101602815, 135470420, 162564504, 203205630, 270940840, 406411260, 812822520]

約数ペア:

[(1, 812822520), (2, 406411260), (3, 270940840), (4, 203205630), (5, 162564504), (6, 135470420), (8, 101602815), (10, 81282252), (12, 67735210), (15, 54188168), (20, 40641126), (24, 33867605), (30, 27094084), (40, 20320563), (60, 13547042), (120, 6773521), (521, 1560120), (1042, 780060), (1563, 520040), (2084, 390030), (2605, 312024), (3126, 260020), (4168, 195015), (5210, 156012), (6252, 130010), (7815, 104008), (10420, 78006), (12504, 65005), (13001, 62520), (15630, 52004), (20840, 39003), (26002, 31260)]