142968280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:250

約数の個数: 192

約数和(自身を含む): 418279680

約数和(自身を除く): 275311400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 91, 98, 104, 124, 130, 140, 155, 181, 182, 196, 217, 245, 248, 260, 280, 310, 362, 364, 392, 403, 434, 455, 490, 520, 620, 637, 724, 728, 806, 868, 905, 910, 980, 1085, 1240, 1267, 1274, 1448, 1519, 1612, 1736, 1810, 1820, 1960, 2015, 2170, 2353, 2534, 2548, 2821, 3038, 3185, 3224, 3620, 3640, 4030, 4340, 4706, 5068, 5096, 5611, 5642, 6076, 6335, 6370, 7240, 7595, 8060, 8680, 8869, 9412, 10136, 11222, 11284, 11765, 12152, 12670, 12740, 14105, 15190, 16120, 16471, 17738, 18824, 19747, 22444, 22568, 23530, 25340, 25480, 28055, 28210, 30380, 32942, 35476, 39277, 39494, 44345, 44888, 47060, 50680, 56110, 56420, 60760, 65884, 70952, 72943, 78554, 78988, 82355, 88690, 94120, 98735, 112220, 112840, 115297, 131768, 145886, 157108, 157976, 164710, 177380, 196385, 197470, 224440, 230594, 274939, 291772, 314216, 329420, 354760, 364715, 392770, 394940, 461188, 510601, 549878, 576485, 583544, 658840, 729430, 785540, 789880, 922376, 1021202, 1099756, 1152970, 1374695, 1458860, 1571080, 2042404, 2199512, 2305940, 2553005, 2749390, 2917720, 3574207, 4084808, 4611880, 5106010, 5498780, 7148414, 10212020, 10997560, 14296828, 17871035, 20424040, 28593656, 35742070, 71484140, 142968280]

約数ペア:

[(1, 142968280), (2, 71484140), (4, 35742070), (5, 28593656), (7, 20424040), (8, 17871035), (10, 14296828), (13, 10997560), (14, 10212020), (20, 7148414), (26, 5498780), (28, 5106010), (31, 4611880), (35, 4084808), (40, 3574207), (49, 2917720), (52, 2749390), (56, 2553005), (62, 2305940), (65, 2199512), (70, 2042404), (91, 1571080), (98, 1458860), (104, 1374695), (124, 1152970), (130, 1099756), (140, 1021202), (155, 922376), (181, 789880), (182, 785540), (196, 729430), (217, 658840), (245, 583544), (248, 576485), (260, 549878), (280, 510601), (310, 461188), (362, 394940), (364, 392770), (392, 364715), (403, 354760), (434, 329420), (455, 314216), (490, 291772), (520, 274939), (620, 230594), (637, 224440), (724, 197470), (728, 196385), (806, 177380), (868, 164710), (905, 157976), (910, 157108), (980, 145886), (1085, 131768), (1240, 115297), (1267, 112840), (1274, 112220), (1448, 98735), (1519, 94120), (1612, 88690), (1736, 82355), (1810, 78988), (1820, 78554), (1960, 72943), (2015, 70952), (2170, 65884), (2353, 60760), (2534, 56420), (2548, 56110), (2821, 50680), (3038, 47060), (3185, 44888), (3224, 44345), (3620, 39494), (3640, 39277), (4030, 35476), (4340, 32942), (4706, 30380), (5068, 28210), (5096, 28055), (5611, 25480), (5642, 25340), (6076, 23530), (6335, 22568), (6370, 22444), (7240, 19747), (7595, 18824), (8060, 17738), (8680, 16471), (8869, 16120), (9412, 15190), (10136, 14105), (11222, 12740), (11284, 12670), (11765, 12152)]