28037760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{859}}^1$

素因数の和:898

約数の個数: 128

約数和(自身を含む): 94737600

約数和(自身を除く): 66699840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 859, 960, 1020, 1088, 1360, 1632, 1718, 1920, 2040, 2176, 2577, 2720, 3264, 3436, 4080, 4295, 5154, 5440, 6528, 6872, 8160, 8590, 10308, 10880, 12885, 13744, 14603, 16320, 17180, 20616, 25770, 27488, 29206, 32640, 34360, 41232, 43809, 51540, 54976, 58412, 68720, 73015, 82464, 87618, 103080, 109952, 116824, 137440, 146030, 164928, 175236, 206160, 219045, 233648, 274880, 292060, 329856, 350472, 412320, 438090, 467296, 549760, 584120, 700944, 824640, 876180, 934592, 1168240, 1401888, 1649280, 1752360, 1869184, 2336480, 2803776, 3504720, 4672960, 5607552, 7009440, 9345920, 14018880, 28037760]

約数ペア:

[(1, 28037760), (2, 14018880), (3, 9345920), (4, 7009440), (5, 5607552), (6, 4672960), (8, 3504720), (10, 2803776), (12, 2336480), (15, 1869184), (16, 1752360), (17, 1649280), (20, 1401888), (24, 1168240), (30, 934592), (32, 876180), (34, 824640), (40, 700944), (48, 584120), (51, 549760), (60, 467296), (64, 438090), (68, 412320), (80, 350472), (85, 329856), (96, 292060), (102, 274880), (120, 233648), (128, 219045), (136, 206160), (160, 175236), (170, 164928), (192, 146030), (204, 137440), (240, 116824), (255, 109952), (272, 103080), (320, 87618), (340, 82464), (384, 73015), (408, 68720), (480, 58412), (510, 54976), (544, 51540), (640, 43809), (680, 41232), (816, 34360), (859, 32640), (960, 29206), (1020, 27488), (1088, 25770), (1360, 20616), (1632, 17180), (1718, 16320), (1920, 14603), (2040, 13744), (2176, 12885), (2577, 10880), (2720, 10308), (3264, 8590), (3436, 8160), (4080, 6872), (4295, 6528), (5154, 5440)]