660956688

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{283}}^1\times {\mathrm{331}}^1$

素因数の和:642

約数の個数: 180

約数和(自身を含む): 2165889648

約数和(自身を除く): 1504932960

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 283, 294, 331, 336, 392, 441, 504, 566, 588, 662, 784, 849, 882, 993, 1008, 1132, 1176, 1324, 1698, 1764, 1981, 1986, 2264, 2317, 2352, 2547, 2648, 2979, 3396, 3528, 3962, 3972, 4528, 4634, 5094, 5296, 5943, 5958, 6792, 6951, 7056, 7924, 7944, 9268, 10188, 11886, 11916, 13584, 13867, 13902, 15848, 15888, 16219, 17829, 18536, 20376, 20853, 23772, 23832, 27734, 27804, 31696, 32438, 35658, 37072, 40752, 41601, 41706, 47544, 47664, 48657, 55468, 55608, 64876, 71316, 83202, 83412, 93673, 95088, 97314, 110936, 111216, 124803, 129752, 142632, 145971, 166404, 166824, 187346, 194628, 221872, 249606, 259504, 281019, 285264, 291942, 332808, 333648, 374692, 389256, 499212, 562038, 583884, 655711, 665616, 749384, 778512, 843057, 998424, 1124076, 1167768, 1311422, 1498768, 1686114, 1967133, 1996848, 2248152, 2335536, 2622844, 3372228, 3934266, 4496304, 4589977, 5245688, 5901399, 6744456, 7868532, 9179954, 10491376, 11802798, 13488912, 13769931, 15737064, 18359908, 23605596, 27539862, 31474128, 36719816, 41309793, 47211192, 55079724, 73439632, 82619586, 94422384, 110159448, 165239172, 220318896, 330478344, 660956688]

約数ペア:

[(1, 660956688), (2, 330478344), (3, 220318896), (4, 165239172), (6, 110159448), (7, 94422384), (8, 82619586), (9, 73439632), (12, 55079724), (14, 47211192), (16, 41309793), (18, 36719816), (21, 31474128), (24, 27539862), (28, 23605596), (36, 18359908), (42, 15737064), (48, 13769931), (49, 13488912), (56, 11802798), (63, 10491376), (72, 9179954), (84, 7868532), (98, 6744456), (112, 5901399), (126, 5245688), (144, 4589977), (147, 4496304), (168, 3934266), (196, 3372228), (252, 2622844), (283, 2335536), (294, 2248152), (331, 1996848), (336, 1967133), (392, 1686114), (441, 1498768), (504, 1311422), (566, 1167768), (588, 1124076), (662, 998424), (784, 843057), (849, 778512), (882, 749384), (993, 665616), (1008, 655711), (1132, 583884), (1176, 562038), (1324, 499212), (1698, 389256), (1764, 374692), (1981, 333648), (1986, 332808), (2264, 291942), (2317, 285264), (2352, 281019), (2547, 259504), (2648, 249606), (2979, 221872), (3396, 194628), (3528, 187346), (3962, 166824), (3972, 166404), (4528, 145971), (4634, 142632), (5094, 129752), (5296, 124803), (5943, 111216), (5958, 110936), (6792, 97314), (6951, 95088), (7056, 93673), (7924, 83412), (7944, 83202), (9268, 71316), (10188, 64876), (11886, 55608), (11916, 55468), (13584, 48657), (13867, 47664), (13902, 47544), (15848, 41706), (15888, 41601), (16219, 40752), (17829, 37072), (18536, 35658), (20376, 32438), (20853, 31696), (23772, 27804), (23832, 27734)]