354212640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{245981}}^1$

素因数の和:246002

約数の個数: 72

約数和(自身を含む): 1208755548

約数和(自身を除く): 854542908

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 245981, 491962, 737943, 983924, 1229905, 1475886, 1967848, 2213829, 2459810, 2951772, 3689715, 3935696, 4427658, 4919620, 5903544, 7379430, 7871392, 8855316, 9839240, 11069145, 11807088, 14758860, 17710632, 19678480, 22138290, 23614176, 29517720, 35421264, 39356960, 44276580, 59035440, 70842528, 88553160, 118070880, 177106320, 354212640]

約数ペア:

[(1, 354212640), (2, 177106320), (3, 118070880), (4, 88553160), (5, 70842528), (6, 59035440), (8, 44276580), (9, 39356960), (10, 35421264), (12, 29517720), (15, 23614176), (16, 22138290), (18, 19678480), (20, 17710632), (24, 14758860), (30, 11807088), (32, 11069145), (36, 9839240), (40, 8855316), (45, 7871392), (48, 7379430), (60, 5903544), (72, 4919620), (80, 4427658), (90, 3935696), (96, 3689715), (120, 2951772), (144, 2459810), (160, 2213829), (180, 1967848), (240, 1475886), (288, 1229905), (360, 983924), (480, 737943), (720, 491962), (1440, 245981)]