207822940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{1511}}^1$

素因数の和:1579

約数の個数: 72

約数和(自身を含む): 491647968

約数和(自身を除く): 283825028

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 529, 598, 1058, 1196, 1495, 1511, 2116, 2645, 2990, 3022, 5290, 5980, 6044, 6877, 7555, 10580, 13754, 15110, 19643, 27508, 30220, 34385, 34753, 39286, 68770, 69506, 78572, 98215, 137540, 139012, 173765, 196430, 347530, 392860, 451789, 695060, 799319, 903578, 1598638, 1807156, 2258945, 3197276, 3996595, 4517890, 7993190, 9035780, 10391147, 15986380, 20782294, 41564588, 51955735, 103911470, 207822940]

約数ペア:

[(1, 207822940), (2, 103911470), (4, 51955735), (5, 41564588), (10, 20782294), (13, 15986380), (20, 10391147), (23, 9035780), (26, 7993190), (46, 4517890), (52, 3996595), (65, 3197276), (92, 2258945), (115, 1807156), (130, 1598638), (230, 903578), (260, 799319), (299, 695060), (460, 451789), (529, 392860), (598, 347530), (1058, 196430), (1196, 173765), (1495, 139012), (1511, 137540), (2116, 98215), (2645, 78572), (2990, 69506), (3022, 68770), (5290, 39286), (5980, 34753), (6044, 34385), (6877, 30220), (7555, 27508), (10580, 19643), (13754, 15110)]