214854220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{809}}^1$

素因数の和:1103

約数の個数: 72

約数和(自身を含む): 527446080

約数和(自身を除く): 312591860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 271, 490, 542, 809, 980, 1084, 1355, 1618, 1897, 2710, 3236, 3794, 4045, 5420, 5663, 7588, 8090, 9485, 11326, 13279, 16180, 18970, 22652, 26558, 28315, 37940, 39641, 53116, 56630, 66395, 79282, 113260, 132790, 158564, 198205, 219239, 265580, 396410, 438478, 792820, 876956, 1096195, 1534673, 2192390, 3069346, 4384780, 6138692, 7673365, 10742711, 15346730, 21485422, 30693460, 42970844, 53713555, 107427110, 214854220]

約数ペア:

[(1, 214854220), (2, 107427110), (4, 53713555), (5, 42970844), (7, 30693460), (10, 21485422), (14, 15346730), (20, 10742711), (28, 7673365), (35, 6138692), (49, 4384780), (70, 3069346), (98, 2192390), (140, 1534673), (196, 1096195), (245, 876956), (271, 792820), (490, 438478), (542, 396410), (809, 265580), (980, 219239), (1084, 198205), (1355, 158564), (1618, 132790), (1897, 113260), (2710, 79282), (3236, 66395), (3794, 56630), (4045, 53116), (5420, 39641), (5663, 37940), (7588, 28315), (8090, 26558), (9485, 22652), (11326, 18970), (13279, 16180)]