187770825

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^4\times {\mathrm{19}}^1$

素因数の和:82

約数の個数: 120

約数和(自身を含む): 399404000

約数和(自身を除く): 211633175

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 27, 33, 45, 55, 57, 75, 95, 99, 121, 135, 165, 171, 209, 225, 275, 285, 297, 363, 475, 495, 513, 605, 627, 675, 825, 855, 1045, 1089, 1331, 1425, 1485, 1815, 1881, 2299, 2475, 2565, 3025, 3135, 3267, 3993, 4275, 5225, 5445, 5643, 6655, 6897, 7425, 9075, 9405, 11495, 11979, 12825, 14641, 15675, 16335, 19965, 20691, 25289, 27225, 28215, 33275, 34485, 35937, 43923, 47025, 57475, 59895, 62073, 73205, 75867, 81675, 99825, 103455, 126445, 131769, 141075, 172425, 179685, 219615, 227601, 278179, 299475, 310365, 366025, 379335, 395307, 517275, 632225, 658845, 682803, 834537, 898425, 1098075, 1138005, 1390895, 1551825, 1896675, 1976535, 2503611, 3294225, 3414015, 4172685, 5690025, 6954475, 7510833, 9882675, 12518055, 17070075, 20863425, 37554165, 62590275, 187770825]

約数ペア:

[(1, 187770825), (3, 62590275), (5, 37554165), (9, 20863425), (11, 17070075), (15, 12518055), (19, 9882675), (25, 7510833), (27, 6954475), (33, 5690025), (45, 4172685), (55, 3414015), (57, 3294225), (75, 2503611), (95, 1976535), (99, 1896675), (121, 1551825), (135, 1390895), (165, 1138005), (171, 1098075), (209, 898425), (225, 834537), (275, 682803), (285, 658845), (297, 632225), (363, 517275), (475, 395307), (495, 379335), (513, 366025), (605, 310365), (627, 299475), (675, 278179), (825, 227601), (855, 219615), (1045, 179685), (1089, 172425), (1331, 141075), (1425, 131769), (1485, 126445), (1815, 103455), (1881, 99825), (2299, 81675), (2475, 75867), (2565, 73205), (3025, 62073), (3135, 59895), (3267, 57475), (3993, 47025), (4275, 43923), (5225, 35937), (5445, 34485), (5643, 33275), (6655, 28215), (6897, 27225), (7425, 25289), (9075, 20691), (9405, 19965), (11495, 16335), (11979, 15675), (12825, 14641)]