16789920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:307

約数の個数: 192

約数和(自身を含む): 63866880

約数和(自身を除く): 47076960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 263, 266, 280, 285, 304, 336, 380, 399, 420, 456, 480, 526, 532, 560, 570, 608, 665, 672, 760, 789, 798, 840, 912, 1052, 1064, 1120, 1140, 1315, 1330, 1520, 1578, 1596, 1680, 1824, 1841, 1995, 2104, 2128, 2280, 2630, 2660, 3040, 3156, 3192, 3360, 3682, 3945, 3990, 4208, 4256, 4560, 4997, 5260, 5320, 5523, 6312, 6384, 7364, 7890, 7980, 8416, 9120, 9205, 9994, 10520, 10640, 11046, 12624, 12768, 14728, 14991, 15780, 15960, 18410, 19988, 21040, 21280, 22092, 24985, 25248, 27615, 29456, 29982, 31560, 31920, 34979, 36820, 39976, 42080, 44184, 49970, 55230, 58912, 59964, 63120, 63840, 69958, 73640, 74955, 79952, 88368, 99940, 104937, 110460, 119928, 126240, 139916, 147280, 149910, 159904, 174895, 176736, 199880, 209874, 220920, 239856, 279832, 294560, 299820, 349790, 399760, 419748, 441840, 479712, 524685, 559664, 599640, 699580, 799520, 839496, 883680, 1049370, 1119328, 1199280, 1399160, 1678992, 2098740, 2398560, 2798320, 3357984, 4197480, 5596640, 8394960, 16789920]

約数ペア:

[(1, 16789920), (2, 8394960), (3, 5596640), (4, 4197480), (5, 3357984), (6, 2798320), (7, 2398560), (8, 2098740), (10, 1678992), (12, 1399160), (14, 1199280), (15, 1119328), (16, 1049370), (19, 883680), (20, 839496), (21, 799520), (24, 699580), (28, 599640), (30, 559664), (32, 524685), (35, 479712), (38, 441840), (40, 419748), (42, 399760), (48, 349790), (56, 299820), (57, 294560), (60, 279832), (70, 239856), (76, 220920), (80, 209874), (84, 199880), (95, 176736), (96, 174895), (105, 159904), (112, 149910), (114, 147280), (120, 139916), (133, 126240), (140, 119928), (152, 110460), (160, 104937), (168, 99940), (190, 88368), (210, 79952), (224, 74955), (228, 73640), (240, 69958), (263, 63840), (266, 63120), (280, 59964), (285, 58912), (304, 55230), (336, 49970), (380, 44184), (399, 42080), (420, 39976), (456, 36820), (480, 34979), (526, 31920), (532, 31560), (560, 29982), (570, 29456), (608, 27615), (665, 25248), (672, 24985), (760, 22092), (789, 21280), (798, 21040), (840, 19988), (912, 18410), (1052, 15960), (1064, 15780), (1120, 14991), (1140, 14728), (1315, 12768), (1330, 12624), (1520, 11046), (1578, 10640), (1596, 10520), (1680, 9994), (1824, 9205), (1841, 9120), (1995, 8416), (2104, 7980), (2128, 7890), (2280, 7364), (2630, 6384), (2660, 6312), (3040, 5523), (3156, 5320), (3192, 5260), (3360, 4997), (3682, 4560), (3945, 4256), (3990, 4208)]