128927760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:134

約数の個数: 240

約数和(自身を含む): 455095872

約数和(自身を除く): 326168112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 43, 48, 52, 60, 62, 65, 78, 80, 86, 93, 104, 120, 124, 129, 130, 155, 156, 172, 186, 195, 208, 215, 240, 248, 258, 260, 310, 312, 344, 372, 390, 403, 430, 465, 496, 516, 520, 559, 620, 624, 645, 688, 744, 780, 806, 860, 930, 961, 1032, 1040, 1118, 1209, 1240, 1290, 1333, 1488, 1560, 1612, 1677, 1720, 1860, 1922, 2015, 2064, 2236, 2418, 2480, 2580, 2666, 2795, 2883, 3120, 3224, 3354, 3440, 3720, 3844, 3999, 4030, 4472, 4805, 4836, 5160, 5332, 5590, 5766, 6045, 6448, 6665, 6708, 7440, 7688, 7998, 8060, 8385, 8944, 9610, 9672, 10320, 10664, 11180, 11532, 12090, 12493, 13330, 13416, 14415, 15376, 15996, 16120, 16770, 17329, 19220, 19344, 19995, 21328, 22360, 23064, 24180, 24986, 26660, 26832, 28830, 31992, 32240, 33540, 34658, 37479, 38440, 39990, 41323, 44720, 46128, 48360, 49972, 51987, 53320, 57660, 62465, 63984, 67080, 69316, 74958, 76880, 79980, 82646, 86645, 96720, 99944, 103974, 106640, 115320, 123969, 124930, 134160, 138632, 149916, 159960, 165292, 173290, 187395, 199888, 206615, 207948, 230640, 247938, 249860, 259935, 277264, 299832, 319920, 330584, 346580, 374790, 413230, 415896, 495876, 499720, 519870, 537199, 599664, 619845, 661168, 693160, 749580, 826460, 831792, 991752, 999440, 1039740, 1074398, 1239690, 1386320, 1499160, 1611597, 1652920, 1983504, 2079480, 2148796, 2479380, 2685995, 2998320, 3223194, 3305840, 4158960, 4297592, 4958760, 5371990, 6446388, 8057985, 8595184, 9917520, 10743980, 12892776, 16115970, 21487960, 25785552, 32231940, 42975920, 64463880, 128927760]

約数ペア:

[(1, 128927760), (2, 64463880), (3, 42975920), (4, 32231940), (5, 25785552), (6, 21487960), (8, 16115970), (10, 12892776), (12, 10743980), (13, 9917520), (15, 8595184), (16, 8057985), (20, 6446388), (24, 5371990), (26, 4958760), (30, 4297592), (31, 4158960), (39, 3305840), (40, 3223194), (43, 2998320), (48, 2685995), (52, 2479380), (60, 2148796), (62, 2079480), (65, 1983504), (78, 1652920), (80, 1611597), (86, 1499160), (93, 1386320), (104, 1239690), (120, 1074398), (124, 1039740), (129, 999440), (130, 991752), (155, 831792), (156, 826460), (172, 749580), (186, 693160), (195, 661168), (208, 619845), (215, 599664), (240, 537199), (248, 519870), (258, 499720), (260, 495876), (310, 415896), (312, 413230), (344, 374790), (372, 346580), (390, 330584), (403, 319920), (430, 299832), (465, 277264), (496, 259935), (516, 249860), (520, 247938), (559, 230640), (620, 207948), (624, 206615), (645, 199888), (688, 187395), (744, 173290), (780, 165292), (806, 159960), (860, 149916), (930, 138632), (961, 134160), (1032, 124930), (1040, 123969), (1118, 115320), (1209, 106640), (1240, 103974), (1290, 99944), (1333, 96720), (1488, 86645), (1560, 82646), (1612, 79980), (1677, 76880), (1720, 74958), (1860, 69316), (1922, 67080), (2015, 63984), (2064, 62465), (2236, 57660), (2418, 53320), (2480, 51987), (2580, 49972), (2666, 48360), (2795, 46128), (2883, 44720), (3120, 41323), (3224, 39990), (3354, 38440), (3440, 37479), (3720, 34658), (3844, 33540), (3999, 32240), (4030, 31992), (4472, 28830), (4805, 26832), (4836, 26660), (5160, 24986), (5332, 24180), (5590, 23064), (5766, 22360), (6045, 21328), (6448, 19995), (6665, 19344), (6708, 19220), (7440, 17329), (7688, 16770), (7998, 16120), (8060, 15996), (8385, 15376), (8944, 14415), (9610, 13416), (9672, 13330), (10320, 12493), (10664, 12090), (11180, 11532)]