72401280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{5387}}^1$

素因数の和:5416

約数の個数: 128

約数和(自身を含む): 263796480

約数和(自身を除く): 191395200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 5387, 6720, 10774, 13440, 16161, 21548, 26935, 32322, 37709, 43096, 53870, 64644, 75418, 80805, 86192, 107740, 113127, 129288, 150836, 161610, 172384, 188545, 215480, 226254, 258576, 301672, 323220, 344768, 377090, 430960, 452508, 517152, 565635, 603344, 646440, 689536, 754180, 861920, 905016, 1034304, 1131270, 1206688, 1292880, 1508360, 1723840, 1810032, 2068608, 2262540, 2413376, 2585760, 3016720, 3447680, 3620064, 4525080, 4826752, 5171520, 6033440, 7240128, 9050160, 10343040, 12066880, 14480256, 18100320, 24133760, 36200640, 72401280]

約数ペア:

[(1, 72401280), (2, 36200640), (3, 24133760), (4, 18100320), (5, 14480256), (6, 12066880), (7, 10343040), (8, 9050160), (10, 7240128), (12, 6033440), (14, 5171520), (15, 4826752), (16, 4525080), (20, 3620064), (21, 3447680), (24, 3016720), (28, 2585760), (30, 2413376), (32, 2262540), (35, 2068608), (40, 1810032), (42, 1723840), (48, 1508360), (56, 1292880), (60, 1206688), (64, 1131270), (70, 1034304), (80, 905016), (84, 861920), (96, 754180), (105, 689536), (112, 646440), (120, 603344), (128, 565635), (140, 517152), (160, 452508), (168, 430960), (192, 377090), (210, 344768), (224, 323220), (240, 301672), (280, 258576), (320, 226254), (336, 215480), (384, 188545), (420, 172384), (448, 161610), (480, 150836), (560, 129288), (640, 113127), (672, 107740), (840, 86192), (896, 80805), (960, 75418), (1120, 64644), (1344, 53870), (1680, 43096), (1920, 37709), (2240, 32322), (2688, 26935), (3360, 21548), (4480, 16161), (5387, 13440), (6720, 10774)]