728109712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 1697034240

約数和(自身を除く): 968924528

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 43, 44, 46, 47, 86, 88, 89, 92, 94, 172, 176, 178, 184, 188, 253, 344, 356, 368, 376, 473, 506, 517, 688, 712, 752, 946, 979, 989, 1012, 1034, 1081, 1424, 1892, 1958, 1978, 2021, 2024, 2047, 2068, 2162, 3784, 3827, 3916, 3956, 4042, 4048, 4094, 4136, 4183, 4324, 7568, 7654, 7832, 7912, 8084, 8188, 8272, 8366, 8648, 10879, 11891, 15308, 15664, 15824, 16168, 16376, 16732, 17296, 21758, 22231, 22517, 23782, 30616, 32336, 32752, 33464, 42097, 43516, 44462, 45034, 46013, 46483, 47564, 61232, 66928, 84194, 87032, 88021, 88924, 90068, 92026, 92966, 95128, 96209, 168388, 174064, 176042, 177848, 179869, 180136, 184052, 185932, 190256, 192418, 336776, 352084, 355696, 359738, 360272, 368104, 371864, 384836, 511313, 673552, 704168, 719476, 736208, 743728, 769672, 968231, 1022626, 1058299, 1408336, 1438952, 1539344, 1936462, 1978559, 2045252, 2116598, 2877904, 3872924, 3957118, 4090504, 4136987, 4233196, 7745848, 7914236, 8181008, 8273974, 8466392, 15491696, 15828472, 16547948, 16932784, 31656944, 33095896, 45506857, 66191792, 91013714, 182027428, 364054856, 728109712]

約数ペア:

[(1, 728109712), (2, 364054856), (4, 182027428), (8, 91013714), (11, 66191792), (16, 45506857), (22, 33095896), (23, 31656944), (43, 16932784), (44, 16547948), (46, 15828472), (47, 15491696), (86, 8466392), (88, 8273974), (89, 8181008), (92, 7914236), (94, 7745848), (172, 4233196), (176, 4136987), (178, 4090504), (184, 3957118), (188, 3872924), (253, 2877904), (344, 2116598), (356, 2045252), (368, 1978559), (376, 1936462), (473, 1539344), (506, 1438952), (517, 1408336), (688, 1058299), (712, 1022626), (752, 968231), (946, 769672), (979, 743728), (989, 736208), (1012, 719476), (1034, 704168), (1081, 673552), (1424, 511313), (1892, 384836), (1958, 371864), (1978, 368104), (2021, 360272), (2024, 359738), (2047, 355696), (2068, 352084), (2162, 336776), (3784, 192418), (3827, 190256), (3916, 185932), (3956, 184052), (4042, 180136), (4048, 179869), (4094, 177848), (4136, 176042), (4183, 174064), (4324, 168388), (7568, 96209), (7654, 95128), (7832, 92966), (7912, 92026), (8084, 90068), (8188, 88924), (8272, 88021), (8366, 87032), (8648, 84194), (10879, 66928), (11891, 61232), (15308, 47564), (15664, 46483), (15824, 46013), (16168, 45034), (16376, 44462), (16732, 43516), (17296, 42097), (21758, 33464), (22231, 32752), (22517, 32336), (23782, 30616)]