16779280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 120

約数和(自身を含む): 47621952

約数和(自身を除く): 30842672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 83, 95, 112, 133, 140, 152, 166, 190, 266, 280, 304, 332, 361, 380, 415, 532, 560, 581, 664, 665, 722, 760, 830, 1064, 1162, 1328, 1330, 1444, 1520, 1577, 1660, 1805, 2128, 2324, 2527, 2660, 2888, 2905, 3154, 3320, 3610, 4648, 5054, 5320, 5776, 5810, 6308, 6640, 7220, 7885, 9296, 10108, 10640, 11039, 11620, 12616, 12635, 14440, 15770, 20216, 22078, 23240, 25232, 25270, 28880, 29963, 31540, 40432, 44156, 46480, 50540, 55195, 59926, 63080, 88312, 101080, 110390, 119852, 126160, 149815, 176624, 202160, 209741, 220780, 239704, 299630, 419482, 441560, 479408, 599260, 838964, 883120, 1048705, 1198520, 1677928, 2097410, 2397040, 3355856, 4194820, 8389640, 16779280]

約数ペア:

[(1, 16779280), (2, 8389640), (4, 4194820), (5, 3355856), (7, 2397040), (8, 2097410), (10, 1677928), (14, 1198520), (16, 1048705), (19, 883120), (20, 838964), (28, 599260), (35, 479408), (38, 441560), (40, 419482), (56, 299630), (70, 239704), (76, 220780), (80, 209741), (83, 202160), (95, 176624), (112, 149815), (133, 126160), (140, 119852), (152, 110390), (166, 101080), (190, 88312), (266, 63080), (280, 59926), (304, 55195), (332, 50540), (361, 46480), (380, 44156), (415, 40432), (532, 31540), (560, 29963), (581, 28880), (664, 25270), (665, 25232), (722, 23240), (760, 22078), (830, 20216), (1064, 15770), (1162, 14440), (1328, 12635), (1330, 12616), (1444, 11620), (1520, 11039), (1577, 10640), (1660, 10108), (1805, 9296), (2128, 7885), (2324, 7220), (2527, 6640), (2660, 6308), (2888, 5810), (2905, 5776), (3154, 5320), (3320, 5054), (3610, 4648)]