638221056

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2437}}^1$

素因数の和:2498

約数の個数: 144

約数和(自身を含む): 1913576448

約数和(自身を除く): 1275355392

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 93, 96, 124, 128, 132, 176, 186, 192, 248, 256, 264, 341, 352, 372, 384, 496, 528, 682, 704, 744, 768, 992, 1023, 1056, 1364, 1408, 1488, 1984, 2046, 2112, 2437, 2728, 2816, 2976, 3968, 4092, 4224, 4874, 5456, 5952, 7311, 7936, 8184, 8448, 9748, 10912, 11904, 14622, 16368, 19496, 21824, 23808, 26807, 29244, 32736, 38992, 43648, 53614, 58488, 65472, 75547, 77984, 80421, 87296, 107228, 116976, 130944, 151094, 155968, 160842, 214456, 226641, 233952, 261888, 302188, 311936, 321684, 428912, 453282, 467904, 604376, 623872, 643368, 831017, 857824, 906564, 935808, 1208752, 1286736, 1662034, 1715648, 1813128, 1871616, 2417504, 2493051, 2573472, 3324068, 3431296, 3626256, 4835008, 4986102, 5146944, 6648136, 6862592, 7252512, 9670016, 9972204, 10293888, 13296272, 14505024, 19340032, 19944408, 20587776, 26592544, 29010048, 39888816, 53185088, 58020096, 79777632, 106370176, 159555264, 212740352, 319110528, 638221056]

約数ペア:

[(1, 638221056), (2, 319110528), (3, 212740352), (4, 159555264), (6, 106370176), (8, 79777632), (11, 58020096), (12, 53185088), (16, 39888816), (22, 29010048), (24, 26592544), (31, 20587776), (32, 19944408), (33, 19340032), (44, 14505024), (48, 13296272), (62, 10293888), (64, 9972204), (66, 9670016), (88, 7252512), (93, 6862592), (96, 6648136), (124, 5146944), (128, 4986102), (132, 4835008), (176, 3626256), (186, 3431296), (192, 3324068), (248, 2573472), (256, 2493051), (264, 2417504), (341, 1871616), (352, 1813128), (372, 1715648), (384, 1662034), (496, 1286736), (528, 1208752), (682, 935808), (704, 906564), (744, 857824), (768, 831017), (992, 643368), (1023, 623872), (1056, 604376), (1364, 467904), (1408, 453282), (1488, 428912), (1984, 321684), (2046, 311936), (2112, 302188), (2437, 261888), (2728, 233952), (2816, 226641), (2976, 214456), (3968, 160842), (4092, 155968), (4224, 151094), (4874, 130944), (5456, 116976), (5952, 107228), (7311, 87296), (7936, 80421), (8184, 77984), (8448, 75547), (9748, 65472), (10912, 58488), (11904, 53614), (14622, 43648), (16368, 38992), (19496, 32736), (21824, 29244), (23808, 26807)]