289012480

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9817}}^1$

素因数の和:9861

約数の個数: 72

約数和(自身を含む): 722447712

約数和(自身を除く): 433435232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5888, 7360, 9817, 14720, 19634, 29440, 39268, 49085, 78536, 98170, 157072, 196340, 225791, 314144, 392680, 451582, 628288, 785360, 903164, 1128955, 1256576, 1570720, 1806328, 2257910, 2513152, 3141440, 3612656, 4515820, 6282880, 7225312, 9031640, 12565760, 14450624, 18063280, 28901248, 36126560, 57802496, 72253120, 144506240, 289012480]

約数ペア:

[(1, 289012480), (2, 144506240), (4, 72253120), (5, 57802496), (8, 36126560), (10, 28901248), (16, 18063280), (20, 14450624), (23, 12565760), (32, 9031640), (40, 7225312), (46, 6282880), (64, 4515820), (80, 3612656), (92, 3141440), (115, 2513152), (128, 2257910), (160, 1806328), (184, 1570720), (230, 1256576), (256, 1128955), (320, 903164), (368, 785360), (460, 628288), (640, 451582), (736, 392680), (920, 314144), (1280, 225791), (1472, 196340), (1840, 157072), (2944, 98170), (3680, 78536), (5888, 49085), (7360, 39268), (9817, 29440), (14720, 19634)]