1285483815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:342

約数の個数: 192

約数和(自身を含む): 2981422080

約数和(自身を除く): 1695938265

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 21, 33, 35, 45, 51, 55, 63, 77, 85, 99, 105, 119, 139, 153, 157, 165, 187, 231, 255, 315, 357, 385, 417, 471, 495, 561, 595, 693, 695, 765, 785, 935, 973, 1071, 1099, 1155, 1251, 1309, 1413, 1529, 1683, 1727, 1785, 2085, 2355, 2363, 2669, 2805, 2919, 3297, 3465, 3927, 4587, 4865, 5181, 5355, 5495, 6255, 6545, 7065, 7089, 7645, 8007, 8415, 8635, 8757, 9891, 10703, 11781, 11815, 12089, 13345, 13761, 14595, 15543, 16485, 16541, 18683, 19635, 21267, 21823, 22935, 24021, 25905, 25993, 29359, 32109, 35445, 36267, 40035, 43785, 49455, 49623, 53515, 56049, 58905, 60445, 65469, 68805, 77715, 77979, 82705, 88077, 93415, 96327, 106335, 108801, 109115, 120105, 129965, 146795, 148869, 152761, 160545, 168147, 181335, 181951, 196407, 205513, 233937, 240053, 248115, 264231, 280245, 327345, 370991, 389895, 440385, 458283, 481635, 544005, 545853, 616539, 720159, 744345, 763805, 840735, 909755, 982035, 1027565, 1112973, 1169685, 1200265, 1321155, 1374849, 1637559, 1680371, 1849617, 1854955, 2160477, 2291415, 2596937, 2729265, 3082695, 3338919, 3600795, 4080901, 5041113, 5564865, 6874245, 7790811, 8187795, 8401855, 9248085, 10802385, 12242703, 12984685, 15123339, 16694595, 20404505, 23372433, 25205565, 28566307, 36728109, 38954055, 61213515, 75616695, 85698921, 116862165, 142831535, 183640545, 257096763, 428494605, 1285483815]

約数ペア:

[(1, 1285483815), (3, 428494605), (5, 257096763), (7, 183640545), (9, 142831535), (11, 116862165), (15, 85698921), (17, 75616695), (21, 61213515), (33, 38954055), (35, 36728109), (45, 28566307), (51, 25205565), (55, 23372433), (63, 20404505), (77, 16694595), (85, 15123339), (99, 12984685), (105, 12242703), (119, 10802385), (139, 9248085), (153, 8401855), (157, 8187795), (165, 7790811), (187, 6874245), (231, 5564865), (255, 5041113), (315, 4080901), (357, 3600795), (385, 3338919), (417, 3082695), (471, 2729265), (495, 2596937), (561, 2291415), (595, 2160477), (693, 1854955), (695, 1849617), (765, 1680371), (785, 1637559), (935, 1374849), (973, 1321155), (1071, 1200265), (1099, 1169685), (1155, 1112973), (1251, 1027565), (1309, 982035), (1413, 909755), (1529, 840735), (1683, 763805), (1727, 744345), (1785, 720159), (2085, 616539), (2355, 545853), (2363, 544005), (2669, 481635), (2805, 458283), (2919, 440385), (3297, 389895), (3465, 370991), (3927, 327345), (4587, 280245), (4865, 264231), (5181, 248115), (5355, 240053), (5495, 233937), (6255, 205513), (6545, 196407), (7065, 181951), (7089, 181335), (7645, 168147), (8007, 160545), (8415, 152761), (8635, 148869), (8757, 146795), (9891, 129965), (10703, 120105), (11781, 109115), (11815, 108801), (12089, 106335), (13345, 96327), (13761, 93415), (14595, 88077), (15543, 82705), (16485, 77979), (16541, 77715), (18683, 68805), (19635, 65469), (21267, 60445), (21823, 58905), (22935, 56049), (24021, 53515), (25905, 49623), (25993, 49455), (29359, 43785), (32109, 40035), (35445, 36267)]