3985440

素因数分解:

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

素因数の和:79

約数の個数: 144

約数和(自身を含む): 13825728

約数和(自身を除く): 9840288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 32, 38, 40, 46, 48, 57, 60, 69, 76, 80, 92, 95, 96, 114, 115, 120, 138, 152, 160, 184, 190, 228, 230, 240, 276, 285, 304, 345, 361, 368, 380, 437, 456, 460, 480, 552, 570, 608, 690, 722, 736, 760, 874, 912, 920, 1083, 1104, 1140, 1311, 1380, 1444, 1520, 1748, 1805, 1824, 1840, 2166, 2185, 2208, 2280, 2622, 2760, 2888, 3040, 3496, 3610, 3680, 4332, 4370, 4560, 5244, 5415, 5520, 5776, 6555, 6992, 7220, 8303, 8664, 8740, 9120, 10488, 10830, 11040, 11552, 13110, 13984, 14440, 16606, 17328, 17480, 20976, 21660, 24909, 26220, 28880, 33212, 34656, 34960, 41515, 41952, 43320, 49818, 52440, 57760, 66424, 69920, 83030, 86640, 99636, 104880, 124545, 132848, 166060, 173280, 199272, 209760, 249090, 265696, 332120, 398544, 498180, 664240, 797088, 996360, 1328480, 1992720, 3985440]

約数ペア:

[(1, 3985440), (2, 1992720), (3, 1328480), (4, 996360), (5, 797088), (6, 664240), (8, 498180), (10, 398544), (12, 332120), (15, 265696), (16, 249090), (19, 209760), (20, 199272), (23, 173280), (24, 166060), (30, 132848), (32, 124545), (38, 104880), (40, 99636), (46, 86640), (48, 83030), (57, 69920), (60, 66424), (69, 57760), (76, 52440), (80, 49818), (92, 43320), (95, 41952), (96, 41515), (114, 34960), (115, 34656), (120, 33212), (138, 28880), (152, 26220), (160, 24909), (184, 21660), (190, 20976), (228, 17480), (230, 17328), (240, 16606), (276, 14440), (285, 13984), (304, 13110), (345, 11552), (361, 11040), (368, 10830), (380, 10488), (437, 9120), (456, 8740), (460, 8664), (480, 8303), (552, 7220), (570, 6992), (608, 6555), (690, 5776), (722, 5520), (736, 5415), (760, 5244), (874, 4560), (912, 4370), (920, 4332), (1083, 3680), (1104, 3610), (1140, 3496), (1311, 3040), (1380, 2888), (1444, 2760), (1520, 2622), (1748, 2280), (1805, 2208), (1824, 2185), (1840, 2166)]