1992720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:77

約数の個数: 120

約数和(自身を含む): 6803136

約数和(自身を除く): 4810416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 38, 40, 46, 48, 57, 60, 69, 76, 80, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 240, 276, 285, 304, 345, 361, 368, 380, 437, 456, 460, 552, 570, 690, 722, 760, 874, 912, 920, 1083, 1104, 1140, 1311, 1380, 1444, 1520, 1748, 1805, 1840, 2166, 2185, 2280, 2622, 2760, 2888, 3496, 3610, 4332, 4370, 4560, 5244, 5415, 5520, 5776, 6555, 6992, 7220, 8303, 8664, 8740, 10488, 10830, 13110, 14440, 16606, 17328, 17480, 20976, 21660, 24909, 26220, 28880, 33212, 34960, 41515, 43320, 49818, 52440, 66424, 83030, 86640, 99636, 104880, 124545, 132848, 166060, 199272, 249090, 332120, 398544, 498180, 664240, 996360, 1992720]

約数ペア:

[(1, 1992720), (2, 996360), (3, 664240), (4, 498180), (5, 398544), (6, 332120), (8, 249090), (10, 199272), (12, 166060), (15, 132848), (16, 124545), (19, 104880), (20, 99636), (23, 86640), (24, 83030), (30, 66424), (38, 52440), (40, 49818), (46, 43320), (48, 41515), (57, 34960), (60, 33212), (69, 28880), (76, 26220), (80, 24909), (92, 21660), (95, 20976), (114, 17480), (115, 17328), (120, 16606), (138, 14440), (152, 13110), (184, 10830), (190, 10488), (228, 8740), (230, 8664), (240, 8303), (276, 7220), (285, 6992), (304, 6555), (345, 5776), (361, 5520), (368, 5415), (380, 5244), (437, 4560), (456, 4370), (460, 4332), (552, 3610), (570, 3496), (690, 2888), (722, 2760), (760, 2622), (874, 2280), (912, 2185), (920, 2166), (1083, 1840), (1104, 1805), (1140, 1748), (1311, 1520), (1380, 1444)]