247330720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16987}}^1$

素因数の和:17022

約数の個数: 96

約数和(自身を含む): 719203968

約数和(自身を除く): 471873248

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 7280, 14560, 16987, 33974, 67948, 84935, 118909, 135896, 169870, 220831, 237818, 271792, 339740, 441662, 475636, 543584, 594545, 679480, 883324, 951272, 1104155, 1189090, 1358960, 1545817, 1766648, 1902544, 2208310, 2378180, 2717920, 3091634, 3533296, 3805088, 4416620, 4756360, 6183268, 7066592, 7729085, 8833240, 9512720, 12366536, 15458170, 17666480, 19025440, 24733072, 30916340, 35332960, 49466144, 61832680, 123665360, 247330720]

約数ペア:

[(1, 247330720), (2, 123665360), (4, 61832680), (5, 49466144), (7, 35332960), (8, 30916340), (10, 24733072), (13, 19025440), (14, 17666480), (16, 15458170), (20, 12366536), (26, 9512720), (28, 8833240), (32, 7729085), (35, 7066592), (40, 6183268), (52, 4756360), (56, 4416620), (65, 3805088), (70, 3533296), (80, 3091634), (91, 2717920), (104, 2378180), (112, 2208310), (130, 1902544), (140, 1766648), (160, 1545817), (182, 1358960), (208, 1189090), (224, 1104155), (260, 951272), (280, 883324), (364, 679480), (416, 594545), (455, 543584), (520, 475636), (560, 441662), (728, 339740), (910, 271792), (1040, 237818), (1120, 220831), (1456, 169870), (1820, 135896), (2080, 118909), (2912, 84935), (3640, 67948), (7280, 33974), (14560, 16987)]