2549580180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{443}}^1$

素因数の和:726

約数の個数: 192

約数和(自身を含む): 8335208448

約数和(自身を除く): 5785628268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 193, 210, 213, 284, 355, 386, 420, 426, 443, 497, 579, 710, 772, 852, 886, 965, 994, 1065, 1158, 1329, 1351, 1420, 1491, 1772, 1930, 1988, 2130, 2215, 2316, 2485, 2658, 2702, 2895, 2982, 3101, 3860, 4053, 4260, 4430, 4970, 5316, 5404, 5790, 5964, 6202, 6645, 6755, 7455, 8106, 8860, 9303, 9940, 11580, 12404, 13290, 13510, 13703, 14910, 15505, 16212, 18606, 20265, 26580, 27020, 27406, 29820, 31010, 31453, 37212, 40530, 41109, 46515, 54812, 62020, 62906, 68515, 81060, 82218, 85499, 93030, 94359, 95921, 125812, 137030, 157265, 164436, 170998, 186060, 188718, 191842, 205545, 220171, 256497, 274060, 287763, 314530, 341996, 377436, 383684, 411090, 427495, 440342, 471795, 479605, 512994, 575526, 598493, 629060, 660513, 822180, 854990, 880684, 943590, 959210, 1025988, 1100855, 1151052, 1196986, 1282485, 1321026, 1438815, 1709980, 1795479, 1887180, 1918420, 2201710, 2393972, 2564970, 2642052, 2877630, 2992465, 3302565, 3590958, 4403420, 5129940, 5755260, 5984930, 6070429, 6605130, 7181916, 8977395, 11969860, 12140858, 13210260, 17954790, 18211287, 24281716, 30352145, 35909580, 36422574, 42493003, 60704290, 72845148, 84986006, 91056435, 121408580, 127479009, 169972012, 182112870, 212465015, 254958018, 364225740, 424930030, 509916036, 637395045, 849860060, 1274790090, 2549580180]

約数ペア:

[(1, 2549580180), (2, 1274790090), (3, 849860060), (4, 637395045), (5, 509916036), (6, 424930030), (7, 364225740), (10, 254958018), (12, 212465015), (14, 182112870), (15, 169972012), (20, 127479009), (21, 121408580), (28, 91056435), (30, 84986006), (35, 72845148), (42, 60704290), (60, 42493003), (70, 36422574), (71, 35909580), (84, 30352145), (105, 24281716), (140, 18211287), (142, 17954790), (193, 13210260), (210, 12140858), (213, 11969860), (284, 8977395), (355, 7181916), (386, 6605130), (420, 6070429), (426, 5984930), (443, 5755260), (497, 5129940), (579, 4403420), (710, 3590958), (772, 3302565), (852, 2992465), (886, 2877630), (965, 2642052), (994, 2564970), (1065, 2393972), (1158, 2201710), (1329, 1918420), (1351, 1887180), (1420, 1795479), (1491, 1709980), (1772, 1438815), (1930, 1321026), (1988, 1282485), (2130, 1196986), (2215, 1151052), (2316, 1100855), (2485, 1025988), (2658, 959210), (2702, 943590), (2895, 880684), (2982, 854990), (3101, 822180), (3860, 660513), (4053, 629060), (4260, 598493), (4430, 575526), (4970, 512994), (5316, 479605), (5404, 471795), (5790, 440342), (5964, 427495), (6202, 411090), (6645, 383684), (6755, 377436), (7455, 341996), (8106, 314530), (8860, 287763), (9303, 274060), (9940, 256497), (11580, 220171), (12404, 205545), (13290, 191842), (13510, 188718), (13703, 186060), (14910, 170998), (15505, 164436), (16212, 157265), (18606, 137030), (20265, 125812), (26580, 95921), (27020, 94359), (27406, 93030), (29820, 85499), (31010, 82218), (31453, 81060), (37212, 68515), (40530, 62906), (41109, 62020), (46515, 54812)]