20689957728

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:682

約数の個数: 288

約数和(自身を含む): 65374283520

約数和(自身を除く): 44684325792

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 103, 132, 144, 163, 176, 198, 206, 264, 288, 309, 326, 352, 389, 396, 412, 489, 528, 618, 652, 778, 792, 824, 927, 978, 1056, 1133, 1167, 1236, 1304, 1467, 1556, 1584, 1648, 1793, 1854, 1956, 2266, 2334, 2472, 2608, 2934, 3112, 3168, 3296, 3399, 3501, 3586, 3708, 3912, 4279, 4532, 4668, 4944, 5216, 5379, 5868, 6224, 6798, 7002, 7172, 7416, 7824, 8558, 9064, 9336, 9888, 10197, 10758, 11736, 12448, 12837, 13596, 14004, 14344, 14832, 15648, 16137, 16789, 17116, 18128, 18672, 20394, 21516, 23472, 25674, 27192, 28008, 28688, 29664, 32274, 33578, 34232, 36256, 37344, 38511, 40067, 40788, 43032, 46944, 50367, 51348, 54384, 56016, 57376, 63407, 64548, 67156, 68464, 77022, 80134, 81576, 86064, 100734, 102696, 108768, 112032, 120201, 126814, 129096, 134312, 136928, 151101, 154044, 160268, 163152, 172128, 184679, 190221, 201468, 205392, 240402, 253628, 258192, 268624, 302202, 308088, 320536, 326304, 360603, 369358, 380442, 402936, 410784, 440737, 480804, 507256, 516384, 537248, 554037, 570663, 604404, 616176, 641072, 697477, 721206, 738716, 760884, 805872, 881474, 961608, 1014512, 1108074, 1141326, 1208808, 1232352, 1282144, 1322211, 1394954, 1442412, 1477432, 1521768, 1611744, 1662111, 1762948, 1923216, 2029024, 2092431, 2216148, 2282652, 2417616, 2644422, 2789908, 2884824, 2954864, 3043536, 3324222, 3525896, 3846432, 3966633, 4184862, 4432296, 4565304, 4835232, 5288844, 5579816, 5769648, 5909728, 6087072, 6277293, 6530921, 6648444, 7051792, 7933266, 8369724, 8864592, 9130608, 10577688, 11159632, 11539296, 12554586, 13061842, 13296888, 14103584, 15866532, 16739448, 17729184, 18261216, 19592763, 21155376, 22319264, 25109172, 26123684, 26593776, 31733064, 33478896, 39185526, 42310752, 50218344, 52247368, 53187552, 58778289, 63466128, 66957792, 71840131, 78371052, 100436688, 104494736, 117556578, 126932256, 143680262, 156742104, 200873376, 208989472, 215520393, 235113156, 287360524, 313484208, 431040786, 470226312, 574721048, 626968416, 646561179, 862081572, 940452624, 1149442096, 1293122358, 1724163144, 1880905248, 2298884192, 2586244716, 3448326288, 5172489432, 6896652576, 10344978864, 20689957728]

約数ペア:

[(1, 20689957728), (2, 10344978864), (3, 6896652576), (4, 5172489432), (6, 3448326288), (8, 2586244716), (9, 2298884192), (11, 1880905248), (12, 1724163144), (16, 1293122358), (18, 1149442096), (22, 940452624), (24, 862081572), (32, 646561179), (33, 626968416), (36, 574721048), (44, 470226312), (48, 431040786), (66, 313484208), (72, 287360524), (88, 235113156), (96, 215520393), (99, 208989472), (103, 200873376), (132, 156742104), (144, 143680262), (163, 126932256), (176, 117556578), (198, 104494736), (206, 100436688), (264, 78371052), (288, 71840131), (309, 66957792), (326, 63466128), (352, 58778289), (389, 53187552), (396, 52247368), (412, 50218344), (489, 42310752), (528, 39185526), (618, 33478896), (652, 31733064), (778, 26593776), (792, 26123684), (824, 25109172), (927, 22319264), (978, 21155376), (1056, 19592763), (1133, 18261216), (1167, 17729184), (1236, 16739448), (1304, 15866532), (1467, 14103584), (1556, 13296888), (1584, 13061842), (1648, 12554586), (1793, 11539296), (1854, 11159632), (1956, 10577688), (2266, 9130608), (2334, 8864592), (2472, 8369724), (2608, 7933266), (2934, 7051792), (3112, 6648444), (3168, 6530921), (3296, 6277293), (3399, 6087072), (3501, 5909728), (3586, 5769648), (3708, 5579816), (3912, 5288844), (4279, 4835232), (4532, 4565304), (4668, 4432296), (4944, 4184862), (5216, 3966633), (5379, 3846432), (5868, 3525896), (6224, 3324222), (6798, 3043536), (7002, 2954864), (7172, 2884824), (7416, 2789908), (7824, 2644422), (8558, 2417616), (9064, 2282652), (9336, 2216148), (9888, 2092431), (10197, 2029024), (10758, 1923216), (11736, 1762948), (12448, 1662111), (12837, 1611744), (13596, 1521768), (14004, 1477432), (14344, 1442412), (14832, 1394954), (15648, 1322211), (16137, 1282144), (16789, 1232352), (17116, 1208808), (18128, 1141326), (18672, 1108074), (20394, 1014512), (21516, 961608), (23472, 881474), (25674, 805872), (27192, 760884), (28008, 738716), (28688, 721206), (29664, 697477), (32274, 641072), (33578, 616176), (34232, 604404), (36256, 570663), (37344, 554037), (38511, 537248), (40067, 516384), (40788, 507256), (43032, 480804), (46944, 440737), (50367, 410784), (51348, 402936), (54384, 380442), (56016, 369358), (57376, 360603), (63407, 326304), (64548, 320536), (67156, 308088), (68464, 302202), (77022, 268624), (80134, 258192), (81576, 253628), (86064, 240402), (100734, 205392), (102696, 201468), (108768, 190221), (112032, 184679), (120201, 172128), (126814, 163152), (129096, 160268), (134312, 154044), (136928, 151101)]