639277440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1429}}^1$

素因数の和:1684

約数の個数: 128

約数和(自身を含む): 2047874400

約数和(自身を除く): 1408596960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 233, 240, 320, 384, 466, 480, 640, 699, 932, 960, 1165, 1398, 1429, 1864, 1920, 2330, 2796, 2858, 3495, 3728, 4287, 4660, 5592, 5716, 6990, 7145, 7456, 8574, 9320, 11184, 11432, 13980, 14290, 14912, 17148, 18640, 21435, 22368, 22864, 27960, 28580, 29824, 34296, 37280, 42870, 44736, 45728, 55920, 57160, 68592, 74560, 85740, 89472, 91456, 111840, 114320, 137184, 149120, 171480, 182912, 223680, 228640, 274368, 332957, 342960, 447360, 457280, 548736, 665914, 685920, 914560, 998871, 1331828, 1371840, 1664785, 1997742, 2663656, 2743680, 3329570, 3995484, 4994355, 5327312, 6659140, 7990968, 9988710, 10654624, 13318280, 15981936, 19977420, 21309248, 26636560, 31963872, 39954840, 42618496, 53273120, 63927744, 79909680, 106546240, 127855488, 159819360, 213092480, 319638720, 639277440]

約数ペア:

[(1, 639277440), (2, 319638720), (3, 213092480), (4, 159819360), (5, 127855488), (6, 106546240), (8, 79909680), (10, 63927744), (12, 53273120), (15, 42618496), (16, 39954840), (20, 31963872), (24, 26636560), (30, 21309248), (32, 19977420), (40, 15981936), (48, 13318280), (60, 10654624), (64, 9988710), (80, 7990968), (96, 6659140), (120, 5327312), (128, 4994355), (160, 3995484), (192, 3329570), (233, 2743680), (240, 2663656), (320, 1997742), (384, 1664785), (466, 1371840), (480, 1331828), (640, 998871), (699, 914560), (932, 685920), (960, 665914), (1165, 548736), (1398, 457280), (1429, 447360), (1864, 342960), (1920, 332957), (2330, 274368), (2796, 228640), (2858, 223680), (3495, 182912), (3728, 171480), (4287, 149120), (4660, 137184), (5592, 114320), (5716, 111840), (6990, 91456), (7145, 89472), (7456, 85740), (8574, 74560), (9320, 68592), (11184, 57160), (11432, 55920), (13980, 45728), (14290, 44736), (14912, 42870), (17148, 37280), (18640, 34296), (21435, 29824), (22368, 28580), (22864, 27960)]