1447156720

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{1193}}^1$

素因数の和:1522

約数の個数: 80

約数和(自身を含む): 3437860320

約数和(自身を除く): 1990703600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 257, 295, 472, 514, 590, 944, 1028, 1180, 1193, 1285, 2056, 2360, 2386, 2570, 4112, 4720, 4772, 5140, 5965, 9544, 10280, 11930, 15163, 19088, 20560, 23860, 30326, 47720, 60652, 70387, 75815, 95440, 121304, 140774, 151630, 242608, 281548, 303260, 306601, 351935, 563096, 606520, 613202, 703870, 1126192, 1213040, 1226404, 1407740, 1533005, 2452808, 2815480, 3066010, 4905616, 5630960, 6132020, 12264040, 18089459, 24528080, 36178918, 72357836, 90447295, 144715672, 180894590, 289431344, 361789180, 723578360, 1447156720]

約数ペア:

[(1, 1447156720), (2, 723578360), (4, 361789180), (5, 289431344), (8, 180894590), (10, 144715672), (16, 90447295), (20, 72357836), (40, 36178918), (59, 24528080), (80, 18089459), (118, 12264040), (236, 6132020), (257, 5630960), (295, 4905616), (472, 3066010), (514, 2815480), (590, 2452808), (944, 1533005), (1028, 1407740), (1180, 1226404), (1193, 1213040), (1285, 1126192), (2056, 703870), (2360, 613202), (2386, 606520), (2570, 563096), (4112, 351935), (4720, 306601), (4772, 303260), (5140, 281548), (5965, 242608), (9544, 151630), (10280, 140774), (11930, 121304), (15163, 95440), (19088, 75815), (20560, 70387), (23860, 60652), (30326, 47720)]