1290786432

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:519

約数の個数: 256

約数和(自身を含む): 4021248000

約数和(自身を除く): 2730461568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 31, 32, 38, 39, 48, 52, 57, 62, 64, 76, 78, 93, 96, 104, 114, 124, 128, 152, 156, 186, 192, 208, 228, 247, 248, 304, 312, 372, 384, 403, 416, 439, 456, 494, 496, 589, 608, 624, 741, 744, 806, 832, 878, 912, 988, 992, 1178, 1209, 1216, 1248, 1317, 1482, 1488, 1612, 1664, 1756, 1767, 1824, 1976, 1984, 2356, 2418, 2432, 2496, 2634, 2964, 2976, 3224, 3512, 3534, 3648, 3952, 3968, 4712, 4836, 4992, 5268, 5707, 5928, 5952, 6448, 7024, 7068, 7296, 7657, 7904, 8341, 9424, 9672, 10536, 11414, 11856, 11904, 12896, 13609, 14048, 14136, 15314, 15808, 16682, 17121, 18848, 19344, 21072, 22828, 22971, 23712, 25023, 25792, 27218, 28096, 28272, 30628, 31616, 33364, 34242, 37696, 38688, 40827, 42144, 45656, 45942, 47424, 50046, 51584, 54436, 56192, 56544, 61256, 66728, 68484, 75392, 77376, 81654, 84288, 91312, 91884, 94848, 100092, 108433, 108872, 113088, 122512, 133456, 136968, 154752, 163308, 168576, 176917, 182624, 183768, 200184, 216866, 217744, 226176, 245024, 258571, 266912, 273936, 325299, 326616, 353834, 365248, 367536, 400368, 433732, 435488, 490048, 517142, 530751, 533824, 547872, 650598, 653232, 707668, 730496, 735072, 775713, 800736, 867464, 870976, 980096, 1034284, 1061502, 1067648, 1095744, 1301196, 1306464, 1415336, 1470144, 1551426, 1601472, 1734928, 1741952, 2068568, 2123004, 2191488, 2602392, 2612928, 2830672, 2940288, 3102852, 3202944, 3361423, 3469856, 4137136, 4246008, 5204784, 5225856, 5661344, 6205704, 6722846, 6939712, 8274272, 8492016, 10084269, 10409568, 11322688, 12411408, 13445692, 13879424, 16548544, 16984032, 20168538, 20819136, 22645376, 24822816, 26891384, 33097088, 33968064, 40337076, 41638272, 49645632, 53782768, 67936128, 80674152, 99291264, 107565536, 161348304, 215131072, 322696608, 430262144, 645393216, 1290786432]

約数ペア:

[(1, 1290786432), (2, 645393216), (3, 430262144), (4, 322696608), (6, 215131072), (8, 161348304), (12, 107565536), (13, 99291264), (16, 80674152), (19, 67936128), (24, 53782768), (26, 49645632), (31, 41638272), (32, 40337076), (38, 33968064), (39, 33097088), (48, 26891384), (52, 24822816), (57, 22645376), (62, 20819136), (64, 20168538), (76, 16984032), (78, 16548544), (93, 13879424), (96, 13445692), (104, 12411408), (114, 11322688), (124, 10409568), (128, 10084269), (152, 8492016), (156, 8274272), (186, 6939712), (192, 6722846), (208, 6205704), (228, 5661344), (247, 5225856), (248, 5204784), (304, 4246008), (312, 4137136), (372, 3469856), (384, 3361423), (403, 3202944), (416, 3102852), (439, 2940288), (456, 2830672), (494, 2612928), (496, 2602392), (589, 2191488), (608, 2123004), (624, 2068568), (741, 1741952), (744, 1734928), (806, 1601472), (832, 1551426), (878, 1470144), (912, 1415336), (988, 1306464), (992, 1301196), (1178, 1095744), (1209, 1067648), (1216, 1061502), (1248, 1034284), (1317, 980096), (1482, 870976), (1488, 867464), (1612, 800736), (1664, 775713), (1756, 735072), (1767, 730496), (1824, 707668), (1976, 653232), (1984, 650598), (2356, 547872), (2418, 533824), (2432, 530751), (2496, 517142), (2634, 490048), (2964, 435488), (2976, 433732), (3224, 400368), (3512, 367536), (3534, 365248), (3648, 353834), (3952, 326616), (3968, 325299), (4712, 273936), (4836, 266912), (4992, 258571), (5268, 245024), (5707, 226176), (5928, 217744), (5952, 216866), (6448, 200184), (7024, 183768), (7068, 182624), (7296, 176917), (7657, 168576), (7904, 163308), (8341, 154752), (9424, 136968), (9672, 133456), (10536, 122512), (11414, 113088), (11856, 108872), (11904, 108433), (12896, 100092), (13609, 94848), (14048, 91884), (14136, 91312), (15314, 84288), (15808, 81654), (16682, 77376), (17121, 75392), (18848, 68484), (19344, 66728), (21072, 61256), (22828, 56544), (22971, 56192), (23712, 54436), (25023, 51584), (25792, 50046), (27218, 47424), (28096, 45942), (28272, 45656), (30628, 42144), (31616, 40827), (33364, 38688), (34242, 37696)]