8309840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:121

約数の個数: 160

約数和(自身を含む): 25712640

約数和(自身を除く): 17402800

約数列:

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

約数ペア:

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