66640068

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:578

約数の個数: 144

約数和(自身を含む): 205208640

約数和(自身を除く): 138568572

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 19, 22, 33, 34, 36, 38, 44, 51, 57, 66, 68, 76, 99, 102, 114, 132, 153, 171, 187, 198, 204, 209, 228, 306, 323, 342, 374, 396, 418, 521, 561, 612, 627, 646, 684, 748, 836, 969, 1042, 1122, 1254, 1292, 1563, 1683, 1881, 1938, 2084, 2244, 2508, 2907, 3126, 3366, 3553, 3762, 3876, 4689, 5731, 5814, 6252, 6732, 7106, 7524, 8857, 9378, 9899, 10659, 11462, 11628, 14212, 17193, 17714, 18756, 19798, 21318, 22924, 26571, 29697, 31977, 34386, 35428, 39596, 42636, 51579, 53142, 59394, 63954, 68772, 79713, 89091, 97427, 103158, 106284, 108889, 118788, 127908, 159426, 168283, 178182, 194854, 206316, 217778, 292281, 318852, 326667, 336566, 356364, 389708, 435556, 504849, 584562, 653334, 673132, 876843, 980001, 1009698, 1169124, 1306668, 1514547, 1753686, 1851113, 1960002, 2019396, 3029094, 3507372, 3702226, 3920004, 5553339, 6058188, 7404452, 11106678, 16660017, 22213356, 33320034, 66640068]

約数ペア:

[(1, 66640068), (2, 33320034), (3, 22213356), (4, 16660017), (6, 11106678), (9, 7404452), (11, 6058188), (12, 5553339), (17, 3920004), (18, 3702226), (19, 3507372), (22, 3029094), (33, 2019396), (34, 1960002), (36, 1851113), (38, 1753686), (44, 1514547), (51, 1306668), (57, 1169124), (66, 1009698), (68, 980001), (76, 876843), (99, 673132), (102, 653334), (114, 584562), (132, 504849), (153, 435556), (171, 389708), (187, 356364), (198, 336566), (204, 326667), (209, 318852), (228, 292281), (306, 217778), (323, 206316), (342, 194854), (374, 178182), (396, 168283), (418, 159426), (521, 127908), (561, 118788), (612, 108889), (627, 106284), (646, 103158), (684, 97427), (748, 89091), (836, 79713), (969, 68772), (1042, 63954), (1122, 59394), (1254, 53142), (1292, 51579), (1563, 42636), (1683, 39596), (1881, 35428), (1938, 34386), (2084, 31977), (2244, 29697), (2508, 26571), (2907, 22924), (3126, 21318), (3366, 19798), (3553, 18756), (3762, 17714), (3876, 17193), (4689, 14212), (5731, 11628), (5814, 11462), (6252, 10659), (6732, 9899), (7106, 9378), (7524, 8857)]