208322520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:598

約数の個数: 192

約数和(自身を含む): 738720000

約数和(自身を除く): 530397480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 71, 84, 98, 105, 120, 140, 142, 147, 168, 196, 210, 213, 245, 280, 284, 294, 355, 392, 420, 426, 490, 497, 499, 568, 588, 710, 735, 840, 852, 980, 994, 998, 1065, 1176, 1420, 1470, 1491, 1497, 1704, 1960, 1988, 1996, 2130, 2485, 2495, 2840, 2940, 2982, 2994, 3479, 3493, 3976, 3992, 4260, 4970, 4990, 5880, 5964, 5988, 6958, 6986, 7455, 7485, 8520, 9940, 9980, 10437, 10479, 11928, 11976, 13916, 13972, 14910, 14970, 17395, 17465, 19880, 19960, 20874, 20958, 24451, 27832, 27944, 29820, 29940, 34790, 34930, 35429, 41748, 41916, 48902, 52185, 52395, 59640, 59880, 69580, 69860, 70858, 73353, 83496, 83832, 97804, 104370, 104790, 106287, 122255, 139160, 139720, 141716, 146706, 177145, 195608, 208740, 209580, 212574, 244510, 248003, 283432, 293412, 354290, 366765, 417480, 419160, 425148, 489020, 496006, 531435, 586824, 708580, 733530, 744009, 850296, 978040, 992012, 1062870, 1240015, 1417160, 1467060, 1488018, 1736021, 1984024, 2125740, 2480030, 2934120, 2976036, 3472042, 3720045, 4251480, 4960060, 5208063, 5952072, 6944084, 7440090, 8680105, 9920120, 10416126, 13888168, 14880180, 17360210, 20832252, 26040315, 29760360, 34720420, 41664504, 52080630, 69440840, 104161260, 208322520]

約数ペア:

[(1, 208322520), (2, 104161260), (3, 69440840), (4, 52080630), (5, 41664504), (6, 34720420), (7, 29760360), (8, 26040315), (10, 20832252), (12, 17360210), (14, 14880180), (15, 13888168), (20, 10416126), (21, 9920120), (24, 8680105), (28, 7440090), (30, 6944084), (35, 5952072), (40, 5208063), (42, 4960060), (49, 4251480), (56, 3720045), (60, 3472042), (70, 2976036), (71, 2934120), (84, 2480030), (98, 2125740), (105, 1984024), (120, 1736021), (140, 1488018), (142, 1467060), (147, 1417160), (168, 1240015), (196, 1062870), (210, 992012), (213, 978040), (245, 850296), (280, 744009), (284, 733530), (294, 708580), (355, 586824), (392, 531435), (420, 496006), (426, 489020), (490, 425148), (497, 419160), (499, 417480), (568, 366765), (588, 354290), (710, 293412), (735, 283432), (840, 248003), (852, 244510), (980, 212574), (994, 209580), (998, 208740), (1065, 195608), (1176, 177145), (1420, 146706), (1470, 141716), (1491, 139720), (1497, 139160), (1704, 122255), (1960, 106287), (1988, 104790), (1996, 104370), (2130, 97804), (2485, 83832), (2495, 83496), (2840, 73353), (2940, 70858), (2982, 69860), (2994, 69580), (3479, 59880), (3493, 59640), (3976, 52395), (3992, 52185), (4260, 48902), (4970, 41916), (4990, 41748), (5880, 35429), (5964, 34930), (5988, 34790), (6958, 29940), (6986, 29820), (7455, 27944), (7485, 27832), (8520, 24451), (9940, 20958), (9980, 20874), (10437, 19960), (10479, 19880), (11928, 17465), (11976, 17395), (13916, 14970), (13972, 14910)]