1220211288

素因数分解:

$2^3\times 3^2\times {\mathrm{661}}^1\times {\mathrm{25639}}^1$

素因数の和:26312

約数の個数: 48

約数和(自身を含む): 3309867600

約数和(自身を除く): 2089656312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 661, 1322, 1983, 2644, 3966, 5288, 5949, 7932, 11898, 15864, 23796, 25639, 47592, 51278, 76917, 102556, 153834, 205112, 230751, 307668, 461502, 615336, 923004, 1846008, 16947379, 33894758, 50842137, 67789516, 101684274, 135579032, 152526411, 203368548, 305052822, 406737096, 610105644, 1220211288]

約数ペア:

[(1, 1220211288), (2, 610105644), (3, 406737096), (4, 305052822), (6, 203368548), (8, 152526411), (9, 135579032), (12, 101684274), (18, 67789516), (24, 50842137), (36, 33894758), (72, 16947379), (661, 1846008), (1322, 923004), (1983, 615336), (2644, 461502), (3966, 307668), (5288, 230751), (5949, 205112), (7932, 153834), (11898, 102556), (15864, 76917), (23796, 51278), (25639, 47592)]