68396280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 213857280

約数和(自身を除く): 145461000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 67, 94, 120, 134, 141, 181, 188, 201, 235, 268, 282, 335, 362, 376, 402, 470, 536, 543, 564, 670, 705, 724, 804, 905, 940, 1005, 1086, 1128, 1340, 1410, 1448, 1608, 1810, 1880, 2010, 2172, 2680, 2715, 2820, 3149, 3620, 4020, 4344, 5430, 5640, 6298, 7240, 8040, 8507, 9447, 10860, 12127, 12596, 15745, 17014, 18894, 21720, 24254, 25192, 25521, 31490, 34028, 36381, 37788, 42535, 47235, 48508, 51042, 60635, 62980, 68056, 72762, 75576, 85070, 94470, 97016, 102084, 121270, 125960, 127605, 145524, 170140, 181905, 188940, 204168, 242540, 255210, 291048, 340280, 363810, 377880, 485080, 510420, 569969, 727620, 1020840, 1139938, 1455240, 1709907, 2279876, 2849845, 3419814, 4559752, 5699690, 6839628, 8549535, 11399380, 13679256, 17099070, 22798760, 34198140, 68396280]

約数ペア:

[(1, 68396280), (2, 34198140), (3, 22798760), (4, 17099070), (5, 13679256), (6, 11399380), (8, 8549535), (10, 6839628), (12, 5699690), (15, 4559752), (20, 3419814), (24, 2849845), (30, 2279876), (40, 1709907), (47, 1455240), (60, 1139938), (67, 1020840), (94, 727620), (120, 569969), (134, 510420), (141, 485080), (181, 377880), (188, 363810), (201, 340280), (235, 291048), (268, 255210), (282, 242540), (335, 204168), (362, 188940), (376, 181905), (402, 170140), (470, 145524), (536, 127605), (543, 125960), (564, 121270), (670, 102084), (705, 97016), (724, 94470), (804, 85070), (905, 75576), (940, 72762), (1005, 68056), (1086, 62980), (1128, 60635), (1340, 51042), (1410, 48508), (1448, 47235), (1608, 42535), (1810, 37788), (1880, 36381), (2010, 34028), (2172, 31490), (2680, 25521), (2715, 25192), (2820, 24254), (3149, 21720), (3620, 18894), (4020, 17014), (4344, 15745), (5430, 12596), (5640, 12127), (6298, 10860), (7240, 9447), (8040, 8507)]