215646768

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:811

約数の個数: 120

約数和(自身を含む): 644677488

約数和(自身を除く): 429030720

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 137, 144, 153, 204, 272, 274, 306, 408, 411, 548, 612, 643, 816, 822, 1096, 1224, 1233, 1286, 1644, 1929, 2192, 2329, 2448, 2466, 2572, 3288, 3858, 4658, 4932, 5144, 5787, 6576, 6987, 7716, 9316, 9864, 10288, 10931, 11574, 13974, 15432, 18632, 19728, 20961, 21862, 23148, 27948, 30864, 32793, 37264, 41922, 43724, 46296, 55896, 65586, 83844, 87448, 88091, 92592, 98379, 111792, 131172, 167688, 174896, 176182, 196758, 262344, 264273, 335376, 352364, 393516, 524688, 528546, 704728, 787032, 792819, 1057092, 1409456, 1497547, 1574064, 1585638, 2114184, 2995094, 3171276, 4228368, 4492641, 5990188, 6342552, 8985282, 11980376, 12685104, 13477923, 17970564, 23960752, 26955846, 35941128, 53911692, 71882256, 107823384, 215646768]

約数ペア:

[(1, 215646768), (2, 107823384), (3, 71882256), (4, 53911692), (6, 35941128), (8, 26955846), (9, 23960752), (12, 17970564), (16, 13477923), (17, 12685104), (18, 11980376), (24, 8985282), (34, 6342552), (36, 5990188), (48, 4492641), (51, 4228368), (68, 3171276), (72, 2995094), (102, 2114184), (136, 1585638), (137, 1574064), (144, 1497547), (153, 1409456), (204, 1057092), (272, 792819), (274, 787032), (306, 704728), (408, 528546), (411, 524688), (548, 393516), (612, 352364), (643, 335376), (816, 264273), (822, 262344), (1096, 196758), (1224, 176182), (1233, 174896), (1286, 167688), (1644, 131172), (1929, 111792), (2192, 98379), (2329, 92592), (2448, 88091), (2466, 87448), (2572, 83844), (3288, 65586), (3858, 55896), (4658, 46296), (4932, 43724), (5144, 41922), (5787, 37264), (6576, 32793), (6987, 30864), (7716, 27948), (9316, 23148), (9864, 21862), (10288, 20961), (10931, 19728), (11574, 18632), (13974, 15432)]