1520987520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60937}}^1$

素因数の和:60972

約数の個数: 128

約数和(自身を含む): 5221167840

約数和(自身を除く): 3700180320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 60937, 121874, 182811, 243748, 304685, 365622, 487496, 609370, 731244, 792181, 914055, 974992, 1218740, 1462488, 1584362, 1828110, 1949984, 2376543, 2437480, 2924976, 3168724, 3656220, 3899968, 3960905, 4753086, 4874960, 5849952, 6337448, 7312440, 7799936, 7921810, 9506172, 9749920, 11699904, 11882715, 12674896, 14624880, 15843620, 19012344, 19499840, 23399808, 23765430, 25349792, 29249760, 31687240, 38024688, 38999680, 47530860, 50699584, 58499520, 63374480, 76049376, 95061720, 101399168, 116999040, 126748960, 152098752, 190123440, 253497920, 304197504, 380246880, 506995840, 760493760, 1520987520]

約数ペア:

[(1, 1520987520), (2, 760493760), (3, 506995840), (4, 380246880), (5, 304197504), (6, 253497920), (8, 190123440), (10, 152098752), (12, 126748960), (13, 116999040), (15, 101399168), (16, 95061720), (20, 76049376), (24, 63374480), (26, 58499520), (30, 50699584), (32, 47530860), (39, 38999680), (40, 38024688), (48, 31687240), (52, 29249760), (60, 25349792), (64, 23765430), (65, 23399808), (78, 19499840), (80, 19012344), (96, 15843620), (104, 14624880), (120, 12674896), (128, 11882715), (130, 11699904), (156, 9749920), (160, 9506172), (192, 7921810), (195, 7799936), (208, 7312440), (240, 6337448), (260, 5849952), (312, 4874960), (320, 4753086), (384, 3960905), (390, 3899968), (416, 3656220), (480, 3168724), (520, 2924976), (624, 2437480), (640, 2376543), (780, 1949984), (832, 1828110), (960, 1584362), (1040, 1462488), (1248, 1218740), (1560, 974992), (1664, 914055), (1920, 792181), (2080, 731244), (2496, 609370), (3120, 487496), (4160, 365622), (4992, 304685), (6240, 243748), (8320, 182811), (12480, 121874), (24960, 60937)]