331360736

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:473

約数の個数: 144

約数和(自身を含む): 831503232

約数和(自身を除く): 500142496

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 49, 56, 62, 68, 98, 112, 119, 124, 136, 196, 217, 224, 238, 248, 272, 392, 401, 434, 476, 496, 527, 544, 784, 802, 833, 868, 952, 992, 1054, 1519, 1568, 1604, 1666, 1736, 1904, 2108, 2807, 3038, 3208, 3332, 3472, 3689, 3808, 4216, 5614, 6076, 6416, 6664, 6817, 6944, 7378, 8432, 11228, 12152, 12431, 12832, 13328, 13634, 14756, 16864, 19649, 22456, 24304, 24862, 25823, 26656, 27268, 29512, 39298, 44912, 47719, 48608, 49724, 51646, 54536, 59024, 78596, 87017, 89824, 95438, 99448, 103292, 109072, 118048, 157192, 174034, 190876, 198896, 206584, 211327, 218144, 314384, 334033, 348068, 381752, 397792, 413168, 422654, 609119, 628768, 668066, 696136, 763504, 826336, 845308, 1218238, 1336132, 1392272, 1479289, 1527008, 1690616, 2436476, 2672264, 2784544, 2958578, 3381232, 4872952, 5344528, 5917156, 6762464, 9745904, 10355023, 10689056, 11834312, 19491808, 20710046, 23668624, 41420092, 47337248, 82840184, 165680368, 331360736]

約数ペア:

[(1, 331360736), (2, 165680368), (4, 82840184), (7, 47337248), (8, 41420092), (14, 23668624), (16, 20710046), (17, 19491808), (28, 11834312), (31, 10689056), (32, 10355023), (34, 9745904), (49, 6762464), (56, 5917156), (62, 5344528), (68, 4872952), (98, 3381232), (112, 2958578), (119, 2784544), (124, 2672264), (136, 2436476), (196, 1690616), (217, 1527008), (224, 1479289), (238, 1392272), (248, 1336132), (272, 1218238), (392, 845308), (401, 826336), (434, 763504), (476, 696136), (496, 668066), (527, 628768), (544, 609119), (784, 422654), (802, 413168), (833, 397792), (868, 381752), (952, 348068), (992, 334033), (1054, 314384), (1519, 218144), (1568, 211327), (1604, 206584), (1666, 198896), (1736, 190876), (1904, 174034), (2108, 157192), (2807, 118048), (3038, 109072), (3208, 103292), (3332, 99448), (3472, 95438), (3689, 89824), (3808, 87017), (4216, 78596), (5614, 59024), (6076, 54536), (6416, 51646), (6664, 49724), (6817, 48608), (6944, 47719), (7378, 44912), (8432, 39298), (11228, 29512), (12152, 27268), (12431, 26656), (12832, 25823), (13328, 24862), (13634, 24304), (14756, 22456), (16864, 19649)]