217934388

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:643

約数の個数: 120

約数和(自身を含む): 655320512

約数和(自身を除く): 437386124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 307, 313, 324, 378, 567, 614, 626, 756, 921, 939, 1134, 1228, 1252, 1842, 1878, 2149, 2191, 2268, 2763, 2817, 3684, 3756, 4298, 4382, 5526, 5634, 6447, 6573, 8289, 8451, 8596, 8764, 11052, 11268, 12894, 13146, 16578, 16902, 19341, 19719, 24867, 25353, 25788, 26292, 33156, 33804, 38682, 39438, 49734, 50706, 58023, 59157, 77364, 78876, 96091, 99468, 101412, 116046, 118314, 174069, 177471, 192182, 232092, 236628, 288273, 348138, 354942, 384364, 576546, 672637, 696276, 709884, 864819, 1153092, 1345274, 1729638, 2017911, 2594457, 2690548, 3459276, 4035822, 5188914, 6053733, 7783371, 8071644, 10377828, 12107466, 15566742, 18161199, 24214932, 31133484, 36322398, 54483597, 72644796, 108967194, 217934388]

約数ペア:

[(1, 217934388), (2, 108967194), (3, 72644796), (4, 54483597), (6, 36322398), (7, 31133484), (9, 24214932), (12, 18161199), (14, 15566742), (18, 12107466), (21, 10377828), (27, 8071644), (28, 7783371), (36, 6053733), (42, 5188914), (54, 4035822), (63, 3459276), (81, 2690548), (84, 2594457), (108, 2017911), (126, 1729638), (162, 1345274), (189, 1153092), (252, 864819), (307, 709884), (313, 696276), (324, 672637), (378, 576546), (567, 384364), (614, 354942), (626, 348138), (756, 288273), (921, 236628), (939, 232092), (1134, 192182), (1228, 177471), (1252, 174069), (1842, 118314), (1878, 116046), (2149, 101412), (2191, 99468), (2268, 96091), (2763, 78876), (2817, 77364), (3684, 59157), (3756, 58023), (4298, 50706), (4382, 49734), (5526, 39438), (5634, 38682), (6447, 33804), (6573, 33156), (8289, 26292), (8451, 25788), (8596, 25353), (8764, 24867), (11052, 19719), (11268, 19341), (12894, 16902), (13146, 16578)]