80170020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:319

約数の個数: 192

約数和(自身を含む): 289013760

約数和(自身を除く): 208843740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 127, 135, 140, 167, 180, 189, 210, 252, 254, 270, 315, 334, 378, 381, 420, 501, 508, 540, 630, 635, 668, 756, 762, 835, 889, 945, 1002, 1143, 1169, 1260, 1270, 1503, 1524, 1670, 1778, 1890, 1905, 2004, 2286, 2338, 2505, 2540, 2667, 3006, 3340, 3429, 3507, 3556, 3780, 3810, 4445, 4509, 4572, 4676, 5010, 5334, 5715, 5845, 6012, 6858, 7014, 7515, 7620, 8001, 8890, 9018, 10020, 10521, 10668, 11430, 11690, 13335, 13716, 14028, 15030, 16002, 17145, 17535, 17780, 18036, 21042, 21209, 22545, 22860, 23380, 24003, 26670, 30060, 31563, 32004, 34290, 35070, 40005, 42084, 42418, 45090, 48006, 52605, 53340, 63126, 63627, 68580, 70140, 80010, 84836, 90180, 96012, 105210, 106045, 120015, 126252, 127254, 148463, 157815, 160020, 190881, 210420, 212090, 240030, 254508, 296926, 315630, 318135, 381762, 424180, 445389, 480060, 572643, 593852, 631260, 636270, 742315, 763524, 890778, 954405, 1145286, 1272540, 1336167, 1484630, 1781556, 1908810, 2226945, 2290572, 2672334, 2863215, 2969260, 3817620, 4008501, 4453890, 5344668, 5726430, 6680835, 8017002, 8907780, 11452860, 13361670, 16034004, 20042505, 26723340, 40085010, 80170020]

約数ペア:

[(1, 80170020), (2, 40085010), (3, 26723340), (4, 20042505), (5, 16034004), (6, 13361670), (7, 11452860), (9, 8907780), (10, 8017002), (12, 6680835), (14, 5726430), (15, 5344668), (18, 4453890), (20, 4008501), (21, 3817620), (27, 2969260), (28, 2863215), (30, 2672334), (35, 2290572), (36, 2226945), (42, 1908810), (45, 1781556), (54, 1484630), (60, 1336167), (63, 1272540), (70, 1145286), (84, 954405), (90, 890778), (105, 763524), (108, 742315), (126, 636270), (127, 631260), (135, 593852), (140, 572643), (167, 480060), (180, 445389), (189, 424180), (210, 381762), (252, 318135), (254, 315630), (270, 296926), (315, 254508), (334, 240030), (378, 212090), (381, 210420), (420, 190881), (501, 160020), (508, 157815), (540, 148463), (630, 127254), (635, 126252), (668, 120015), (756, 106045), (762, 105210), (835, 96012), (889, 90180), (945, 84836), (1002, 80010), (1143, 70140), (1169, 68580), (1260, 63627), (1270, 63126), (1503, 53340), (1524, 52605), (1670, 48006), (1778, 45090), (1890, 42418), (1905, 42084), (2004, 40005), (2286, 35070), (2338, 34290), (2505, 32004), (2540, 31563), (2667, 30060), (3006, 26670), (3340, 24003), (3429, 23380), (3507, 22860), (3556, 22545), (3780, 21209), (3810, 21042), (4445, 18036), (4509, 17780), (4572, 17535), (4676, 17145), (5010, 16002), (5334, 15030), (5715, 14028), (5845, 13716), (6012, 13335), (6858, 11690), (7014, 11430), (7515, 10668), (7620, 10521), (8001, 10020), (8890, 9018)]