1387944720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{214189}}^1$

素因数の和:214214

約数の個数: 100

約数和(自身を含む): 4820560140

約数和(自身を除く): 3432615420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 214189, 428378, 642567, 856756, 1070945, 1285134, 1713512, 1927701, 2141890, 2570268, 3212835, 3427024, 3855402, 4283780, 5140536, 5783103, 6425670, 7710804, 8567560, 9638505, 10281072, 11566206, 12851340, 15421608, 17135120, 17349309, 19277010, 23132412, 25702680, 28915515, 30843216, 34698618, 38554020, 46264824, 51405360, 57831030, 69397236, 77108040, 86746545, 92529648, 115662060, 138794472, 154216080, 173493090, 231324120, 277588944, 346986180, 462648240, 693972360, 1387944720]

約数ペア:

[(1, 1387944720), (2, 693972360), (3, 462648240), (4, 346986180), (5, 277588944), (6, 231324120), (8, 173493090), (9, 154216080), (10, 138794472), (12, 115662060), (15, 92529648), (16, 86746545), (18, 77108040), (20, 69397236), (24, 57831030), (27, 51405360), (30, 46264824), (36, 38554020), (40, 34698618), (45, 30843216), (48, 28915515), (54, 25702680), (60, 23132412), (72, 19277010), (80, 17349309), (81, 17135120), (90, 15421608), (108, 12851340), (120, 11566206), (135, 10281072), (144, 9638505), (162, 8567560), (180, 7710804), (216, 6425670), (240, 5783103), (270, 5140536), (324, 4283780), (360, 3855402), (405, 3427024), (432, 3212835), (540, 2570268), (648, 2141890), (720, 1927701), (810, 1713512), (1080, 1285134), (1296, 1070945), (1620, 856756), (2160, 642567), (3240, 428378), (6480, 214189)]