388221184

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 890072064

約数和(自身を除く): 501850880

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 53, 62, 64, 71, 104, 106, 124, 128, 142, 208, 212, 248, 256, 284, 403, 416, 424, 496, 568, 689, 806, 832, 848, 923, 992, 1136, 1378, 1612, 1643, 1664, 1696, 1846, 1984, 2201, 2272, 2756, 3224, 3286, 3328, 3392, 3692, 3763, 3968, 4402, 4544, 5512, 6448, 6572, 6784, 7384, 7526, 7936, 8804, 9088, 11024, 12896, 13144, 13568, 14768, 15052, 17608, 18176, 21359, 22048, 25792, 26288, 28613, 29536, 30104, 35216, 42718, 44096, 48919, 51584, 52576, 57226, 59072, 60208, 70432, 85436, 88192, 97838, 103168, 105152, 114452, 116653, 118144, 120416, 140864, 170872, 176384, 195676, 210304, 228904, 233306, 236288, 240832, 281728, 341744, 391352, 420608, 457808, 466612, 481664, 563456, 683488, 782704, 915616, 933224, 963328, 1366976, 1516489, 1565408, 1831232, 1866448, 2733952, 3032978, 3130816, 3662464, 3732896, 5467904, 6065956, 6261632, 7324928, 7465792, 12131912, 12523264, 14931584, 24263824, 29863168, 48527648, 97055296, 194110592, 388221184]

約数ペア:

[(1, 388221184), (2, 194110592), (4, 97055296), (8, 48527648), (13, 29863168), (16, 24263824), (26, 14931584), (31, 12523264), (32, 12131912), (52, 7465792), (53, 7324928), (62, 6261632), (64, 6065956), (71, 5467904), (104, 3732896), (106, 3662464), (124, 3130816), (128, 3032978), (142, 2733952), (208, 1866448), (212, 1831232), (248, 1565408), (256, 1516489), (284, 1366976), (403, 963328), (416, 933224), (424, 915616), (496, 782704), (568, 683488), (689, 563456), (806, 481664), (832, 466612), (848, 457808), (923, 420608), (992, 391352), (1136, 341744), (1378, 281728), (1612, 240832), (1643, 236288), (1664, 233306), (1696, 228904), (1846, 210304), (1984, 195676), (2201, 176384), (2272, 170872), (2756, 140864), (3224, 120416), (3286, 118144), (3328, 116653), (3392, 114452), (3692, 105152), (3763, 103168), (3968, 97838), (4402, 88192), (4544, 85436), (5512, 70432), (6448, 60208), (6572, 59072), (6784, 57226), (7384, 52576), (7526, 51584), (7936, 48919), (8804, 44096), (9088, 42718), (11024, 35216), (12896, 30104), (13144, 29536), (13568, 28613), (14768, 26288), (15052, 25792), (17608, 22048), (18176, 21359)]