68331420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 217945728

約数和(自身を除く): 149614308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 47, 60, 82, 90, 94, 123, 141, 164, 180, 188, 197, 205, 235, 246, 282, 369, 394, 410, 423, 470, 492, 564, 591, 615, 705, 738, 788, 820, 846, 940, 985, 1182, 1230, 1410, 1476, 1692, 1773, 1845, 1927, 1970, 2115, 2364, 2460, 2820, 2955, 3546, 3690, 3854, 3940, 4230, 5781, 5910, 7092, 7380, 7708, 8077, 8460, 8865, 9259, 9635, 11562, 11820, 16154, 17343, 17730, 18518, 19270, 23124, 24231, 27777, 28905, 32308, 34686, 35460, 37036, 38540, 40385, 46295, 48462, 55554, 57810, 69372, 72693, 80770, 83331, 86715, 92590, 96924, 111108, 115620, 121155, 138885, 145386, 161540, 166662, 173430, 185180, 242310, 277770, 290772, 333324, 346860, 363465, 379619, 416655, 484620, 555540, 726930, 759238, 833310, 1138857, 1453860, 1518476, 1666620, 1898095, 2277714, 3416571, 3796190, 4555428, 5694285, 6833142, 7592380, 11388570, 13666284, 17082855, 22777140, 34165710, 68331420]

約数ペア:

[(1, 68331420), (2, 34165710), (3, 22777140), (4, 17082855), (5, 13666284), (6, 11388570), (9, 7592380), (10, 6833142), (12, 5694285), (15, 4555428), (18, 3796190), (20, 3416571), (30, 2277714), (36, 1898095), (41, 1666620), (45, 1518476), (47, 1453860), (60, 1138857), (82, 833310), (90, 759238), (94, 726930), (123, 555540), (141, 484620), (164, 416655), (180, 379619), (188, 363465), (197, 346860), (205, 333324), (235, 290772), (246, 277770), (282, 242310), (369, 185180), (394, 173430), (410, 166662), (423, 161540), (470, 145386), (492, 138885), (564, 121155), (591, 115620), (615, 111108), (705, 96924), (738, 92590), (788, 86715), (820, 83331), (846, 80770), (940, 72693), (985, 69372), (1182, 57810), (1230, 55554), (1410, 48462), (1476, 46295), (1692, 40385), (1773, 38540), (1845, 37036), (1927, 35460), (1970, 34686), (2115, 32308), (2364, 28905), (2460, 27777), (2820, 24231), (2955, 23124), (3546, 19270), (3690, 18518), (3854, 17730), (3940, 17343), (4230, 16154), (5781, 11820), (5910, 11562), (7092, 9635), (7380, 9259), (7708, 8865), (8077, 8460)]