242396440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1367}}^1$

素因数の和:1433

約数の個数: 128

約数和(自身を含む): 661893120

約数和(自身を除く): 419496680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 124, 130, 143, 155, 220, 248, 260, 286, 310, 341, 403, 440, 520, 572, 620, 682, 715, 806, 1144, 1240, 1364, 1367, 1430, 1612, 1705, 2015, 2728, 2734, 2860, 3224, 3410, 4030, 4433, 5468, 5720, 6820, 6835, 8060, 8866, 10936, 13640, 13670, 15037, 16120, 17732, 17771, 22165, 27340, 30074, 35464, 35542, 42377, 44330, 54680, 60148, 71084, 75185, 84754, 88660, 88855, 120296, 142168, 150370, 169508, 177320, 177710, 195481, 211885, 300740, 339016, 355420, 390962, 423770, 466147, 550901, 601480, 710840, 781924, 847540, 932294, 977405, 1101802, 1563848, 1695080, 1864588, 1954810, 2203604, 2330735, 2754505, 3729176, 3909620, 4407208, 4661470, 5509010, 6059911, 7819240, 9322940, 11018020, 12119822, 18645880, 22036040, 24239644, 30299555, 48479288, 60599110, 121198220, 242396440]

約数ペア:

[(1, 242396440), (2, 121198220), (4, 60599110), (5, 48479288), (8, 30299555), (10, 24239644), (11, 22036040), (13, 18645880), (20, 12119822), (22, 11018020), (26, 9322940), (31, 7819240), (40, 6059911), (44, 5509010), (52, 4661470), (55, 4407208), (62, 3909620), (65, 3729176), (88, 2754505), (104, 2330735), (110, 2203604), (124, 1954810), (130, 1864588), (143, 1695080), (155, 1563848), (220, 1101802), (248, 977405), (260, 932294), (286, 847540), (310, 781924), (341, 710840), (403, 601480), (440, 550901), (520, 466147), (572, 423770), (620, 390962), (682, 355420), (715, 339016), (806, 300740), (1144, 211885), (1240, 195481), (1364, 177710), (1367, 177320), (1430, 169508), (1612, 150370), (1705, 142168), (2015, 120296), (2728, 88855), (2734, 88660), (2860, 84754), (3224, 75185), (3410, 71084), (4030, 60148), (4433, 54680), (5468, 44330), (5720, 42377), (6820, 35542), (6835, 35464), (8060, 30074), (8866, 27340), (10936, 22165), (13640, 17771), (13670, 17732), (15037, 16120)]