238977508

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{557}}^1$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 534340800

約数和(自身を除く): 295363292

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 199, 308, 398, 539, 557, 796, 1078, 1114, 1393, 2156, 2189, 2228, 2786, 3899, 4378, 5572, 6127, 7798, 8756, 9751, 12254, 15323, 15596, 19502, 24508, 27293, 30646, 39004, 42889, 54586, 61292, 85778, 107261, 109172, 110843, 171556, 214522, 221686, 300223, 429044, 443372, 600446, 775901, 1200892, 1219273, 1551802, 2438546, 3103604, 4877092, 5431307, 8534911, 10862614, 17069822, 21725228, 34139644, 59744377, 119488754, 238977508]

約数ペア:

[(1, 238977508), (2, 119488754), (4, 59744377), (7, 34139644), (11, 21725228), (14, 17069822), (22, 10862614), (28, 8534911), (44, 5431307), (49, 4877092), (77, 3103604), (98, 2438546), (154, 1551802), (196, 1219273), (199, 1200892), (308, 775901), (398, 600446), (539, 443372), (557, 429044), (796, 300223), (1078, 221686), (1114, 214522), (1393, 171556), (2156, 110843), (2189, 109172), (2228, 107261), (2786, 85778), (3899, 61292), (4378, 54586), (5572, 42889), (6127, 39004), (7798, 30646), (8756, 27293), (9751, 24508), (12254, 19502), (15323, 15596)]