72108135

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 156854880

約数和(自身を除く): 84746745

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 33, 41, 45, 51, 55, 57, 85, 95, 99, 121, 123, 153, 165, 171, 187, 205, 209, 255, 285, 323, 363, 369, 451, 495, 561, 605, 615, 627, 697, 765, 779, 855, 935, 969, 1045, 1089, 1353, 1615, 1683, 1815, 1845, 1881, 2057, 2091, 2255, 2299, 2337, 2805, 2907, 3135, 3485, 3553, 3895, 4059, 4845, 4961, 5445, 6171, 6273, 6765, 6897, 7011, 7667, 8415, 8569, 9405, 10285, 10455, 10659, 11495, 11685, 13243, 14535, 14883, 17765, 18513, 20295, 20691, 23001, 24805, 25707, 30855, 31365, 31977, 34485, 35055, 38335, 39083, 39729, 42845, 44649, 53295, 66215, 69003, 74415, 77121, 84337, 92565, 94259, 103455, 115005, 117249, 119187, 128535, 145673, 159885, 195415, 198645, 223245, 253011, 282777, 345015, 351747, 385605, 421685, 437019, 471295, 586245, 595935, 728365, 759033, 848331, 1265055, 1311057, 1413885, 1602403, 1758735, 2185095, 3795165, 4241655, 4807209, 6555285, 8012015, 14421627, 24036045, 72108135]

約数ペア:

[(1, 72108135), (3, 24036045), (5, 14421627), (9, 8012015), (11, 6555285), (15, 4807209), (17, 4241655), (19, 3795165), (33, 2185095), (41, 1758735), (45, 1602403), (51, 1413885), (55, 1311057), (57, 1265055), (85, 848331), (95, 759033), (99, 728365), (121, 595935), (123, 586245), (153, 471295), (165, 437019), (171, 421685), (187, 385605), (205, 351747), (209, 345015), (255, 282777), (285, 253011), (323, 223245), (363, 198645), (369, 195415), (451, 159885), (495, 145673), (561, 128535), (605, 119187), (615, 117249), (627, 115005), (697, 103455), (765, 94259), (779, 92565), (855, 84337), (935, 77121), (969, 74415), (1045, 69003), (1089, 66215), (1353, 53295), (1615, 44649), (1683, 42845), (1815, 39729), (1845, 39083), (1881, 38335), (2057, 35055), (2091, 34485), (2255, 31977), (2299, 31365), (2337, 30855), (2805, 25707), (2907, 24805), (3135, 23001), (3485, 20691), (3553, 20295), (3895, 18513), (4059, 17765), (4845, 14883), (4961, 14535), (5445, 13243), (6171, 11685), (6273, 11495), (6765, 10659), (6897, 10455), (7011, 10285), (7667, 9405), (8415, 8569)]