208764108

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:513

約数の個数: 144

約数和(自身を含む): 637378560

約数和(自身を除く): 428614452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 103, 108, 126, 147, 189, 196, 206, 252, 294, 309, 378, 383, 412, 441, 588, 618, 721, 756, 766, 882, 927, 1149, 1236, 1323, 1442, 1532, 1764, 1854, 2163, 2298, 2646, 2681, 2781, 2884, 3447, 3708, 4326, 4596, 5047, 5292, 5362, 5562, 6489, 6894, 8043, 8652, 10094, 10341, 10724, 11124, 12978, 13788, 15141, 16086, 18767, 19467, 20188, 20682, 24129, 25956, 30282, 32172, 37534, 38934, 39449, 41364, 45423, 48258, 56301, 60564, 72387, 75068, 77868, 78898, 90846, 96516, 112602, 118347, 136269, 144774, 157796, 168903, 181692, 225204, 236694, 272538, 276143, 289548, 337806, 355041, 473388, 506709, 545076, 552286, 675612, 710082, 828429, 1013418, 1065123, 1104572, 1420164, 1656858, 1933001, 2026836, 2130246, 2485287, 3313716, 3866002, 4260492, 4970574, 5799003, 7455861, 7732004, 9941148, 11598006, 14911722, 17397009, 23196012, 29823444, 34794018, 52191027, 69588036, 104382054, 208764108]

約数ペア:

[(1, 208764108), (2, 104382054), (3, 69588036), (4, 52191027), (6, 34794018), (7, 29823444), (9, 23196012), (12, 17397009), (14, 14911722), (18, 11598006), (21, 9941148), (27, 7732004), (28, 7455861), (36, 5799003), (42, 4970574), (49, 4260492), (54, 3866002), (63, 3313716), (84, 2485287), (98, 2130246), (103, 2026836), (108, 1933001), (126, 1656858), (147, 1420164), (189, 1104572), (196, 1065123), (206, 1013418), (252, 828429), (294, 710082), (309, 675612), (378, 552286), (383, 545076), (412, 506709), (441, 473388), (588, 355041), (618, 337806), (721, 289548), (756, 276143), (766, 272538), (882, 236694), (927, 225204), (1149, 181692), (1236, 168903), (1323, 157796), (1442, 144774), (1532, 136269), (1764, 118347), (1854, 112602), (2163, 96516), (2298, 90846), (2646, 78898), (2681, 77868), (2781, 75068), (2884, 72387), (3447, 60564), (3708, 56301), (4326, 48258), (4596, 45423), (5047, 41364), (5292, 39449), (5362, 38934), (5562, 37534), (6489, 32172), (6894, 30282), (8043, 25956), (8652, 24129), (10094, 20682), (10341, 20188), (10724, 19467), (11124, 18767), (12978, 16086), (13788, 15141)]