16619680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 192

約数和(自身を含む): 52254720

約数和(自身を除く): 35635040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 71, 76, 77, 80, 88, 95, 110, 112, 133, 140, 142, 152, 154, 160, 176, 190, 209, 220, 224, 266, 280, 284, 304, 308, 352, 355, 380, 385, 418, 440, 497, 532, 560, 568, 608, 616, 665, 710, 760, 770, 781, 836, 880, 994, 1045, 1064, 1120, 1136, 1232, 1330, 1349, 1420, 1463, 1520, 1540, 1562, 1672, 1760, 1988, 2090, 2128, 2272, 2464, 2485, 2660, 2698, 2840, 2926, 3040, 3080, 3124, 3344, 3905, 3976, 4180, 4256, 4970, 5320, 5396, 5467, 5680, 5852, 6160, 6248, 6688, 6745, 7315, 7810, 7952, 8360, 9443, 9940, 10640, 10792, 10934, 11360, 11704, 12320, 12496, 13490, 14630, 14839, 15620, 15904, 16720, 18886, 19880, 21280, 21584, 21868, 23408, 24992, 26980, 27335, 29260, 29678, 31240, 33440, 37772, 39760, 43168, 43736, 46816, 47215, 53960, 54670, 58520, 59356, 62480, 74195, 75544, 79520, 87472, 94430, 103873, 107920, 109340, 117040, 118712, 124960, 148390, 151088, 174944, 188860, 207746, 215840, 218680, 234080, 237424, 296780, 302176, 377720, 415492, 437360, 474848, 519365, 593560, 755440, 830984, 874720, 1038730, 1187120, 1510880, 1661968, 2077460, 2374240, 3323936, 4154920, 8309840, 16619680]

約数ペア:

[(1, 16619680), (2, 8309840), (4, 4154920), (5, 3323936), (7, 2374240), (8, 2077460), (10, 1661968), (11, 1510880), (14, 1187120), (16, 1038730), (19, 874720), (20, 830984), (22, 755440), (28, 593560), (32, 519365), (35, 474848), (38, 437360), (40, 415492), (44, 377720), (55, 302176), (56, 296780), (70, 237424), (71, 234080), (76, 218680), (77, 215840), (80, 207746), (88, 188860), (95, 174944), (110, 151088), (112, 148390), (133, 124960), (140, 118712), (142, 117040), (152, 109340), (154, 107920), (160, 103873), (176, 94430), (190, 87472), (209, 79520), (220, 75544), (224, 74195), (266, 62480), (280, 59356), (284, 58520), (304, 54670), (308, 53960), (352, 47215), (355, 46816), (380, 43736), (385, 43168), (418, 39760), (440, 37772), (497, 33440), (532, 31240), (560, 29678), (568, 29260), (608, 27335), (616, 26980), (665, 24992), (710, 23408), (760, 21868), (770, 21584), (781, 21280), (836, 19880), (880, 18886), (994, 16720), (1045, 15904), (1064, 15620), (1120, 14839), (1136, 14630), (1232, 13490), (1330, 12496), (1349, 12320), (1420, 11704), (1463, 11360), (1520, 10934), (1540, 10792), (1562, 10640), (1672, 9940), (1760, 9443), (1988, 8360), (2090, 7952), (2128, 7810), (2272, 7315), (2464, 6745), (2485, 6688), (2660, 6248), (2698, 6160), (2840, 5852), (2926, 5680), (3040, 5467), (3080, 5396), (3124, 5320), (3344, 4970), (3905, 4256), (3976, 4180)]