272057240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2411}}^1$

素因数の和:2473

約数の個数: 128

約数和(自身を含む): 778014720

約数和(自身を除く): 505957480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 728, 806, 868, 910, 1085, 1240, 1612, 1736, 1820, 2015, 2170, 2411, 2821, 3224, 3640, 4030, 4340, 4822, 5642, 8060, 8680, 9644, 11284, 12055, 14105, 16120, 16877, 19288, 22568, 24110, 28210, 31343, 33754, 48220, 56420, 62686, 67508, 74741, 84385, 96440, 112840, 125372, 135016, 149482, 156715, 168770, 219401, 250744, 298964, 313430, 337540, 373705, 438802, 523187, 597928, 626860, 675080, 747410, 877604, 971633, 1046374, 1097005, 1253720, 1494820, 1755208, 1943266, 2092748, 2194010, 2615935, 2989640, 3886532, 4185496, 4388020, 4858165, 5231870, 6801431, 7773064, 8776040, 9716330, 10463740, 13602862, 19432660, 20927480, 27205724, 34007155, 38865320, 54411448, 68014310, 136028620, 272057240]

約数ペア:

[(1, 272057240), (2, 136028620), (4, 68014310), (5, 54411448), (7, 38865320), (8, 34007155), (10, 27205724), (13, 20927480), (14, 19432660), (20, 13602862), (26, 10463740), (28, 9716330), (31, 8776040), (35, 7773064), (40, 6801431), (52, 5231870), (56, 4858165), (62, 4388020), (65, 4185496), (70, 3886532), (91, 2989640), (104, 2615935), (124, 2194010), (130, 2092748), (140, 1943266), (155, 1755208), (182, 1494820), (217, 1253720), (248, 1097005), (260, 1046374), (280, 971633), (310, 877604), (364, 747410), (403, 675080), (434, 626860), (455, 597928), (520, 523187), (620, 438802), (728, 373705), (806, 337540), (868, 313430), (910, 298964), (1085, 250744), (1240, 219401), (1612, 168770), (1736, 156715), (1820, 149482), (2015, 135016), (2170, 125372), (2411, 112840), (2821, 96440), (3224, 84385), (3640, 74741), (4030, 67508), (4340, 62686), (4822, 56420), (5642, 48220), (8060, 33754), (8680, 31343), (9644, 28210), (11284, 24110), (12055, 22568), (14105, 19288), (16120, 16877)]