905384880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{54673}}^1$

素因数の和:54715

約数の個数: 120

約数和(自身を含む): 3172841568

約数和(自身を除く): 2267456688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 16560, 54673, 109346, 164019, 218692, 273365, 328038, 437384, 492057, 546730, 656076, 820095, 874768, 984114, 1093460, 1257479, 1312152, 1640190, 1968228, 2186920, 2460285, 2514958, 2624304, 3280380, 3772437, 3936456, 4373840, 4920570, 5029916, 6287395, 6560760, 7544874, 7872912, 9841140, 10059832, 11317311, 12574790, 13121520, 15089748, 18862185, 19682280, 20119664, 22634622, 25149580, 30179496, 37724370, 39364560, 45269244, 50299160, 56586555, 60358992, 75448740, 90538488, 100598320, 113173110, 150897480, 181076976, 226346220, 301794960, 452692440, 905384880]

約数ペア:

[(1, 905384880), (2, 452692440), (3, 301794960), (4, 226346220), (5, 181076976), (6, 150897480), (8, 113173110), (9, 100598320), (10, 90538488), (12, 75448740), (15, 60358992), (16, 56586555), (18, 50299160), (20, 45269244), (23, 39364560), (24, 37724370), (30, 30179496), (36, 25149580), (40, 22634622), (45, 20119664), (46, 19682280), (48, 18862185), (60, 15089748), (69, 13121520), (72, 12574790), (80, 11317311), (90, 10059832), (92, 9841140), (115, 7872912), (120, 7544874), (138, 6560760), (144, 6287395), (180, 5029916), (184, 4920570), (207, 4373840), (230, 3936456), (240, 3772437), (276, 3280380), (345, 2624304), (360, 2514958), (368, 2460285), (414, 2186920), (460, 1968228), (552, 1640190), (690, 1312152), (720, 1257479), (828, 1093460), (920, 984114), (1035, 874768), (1104, 820095), (1380, 656076), (1656, 546730), (1840, 492057), (2070, 437384), (2760, 328038), (3312, 273365), (4140, 218692), (5520, 164019), (8280, 109346), (16560, 54673)]