388586464

素因数分解:

$2^5\times 7^2\times {\mathrm{79}}^1\times {\mathrm{3137}}^1$

素因数の和:3240

約数の個数: 72

約数和(自身を含む): 901484640

約数和(自身を除く): 512898176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 79, 98, 112, 158, 196, 224, 316, 392, 553, 632, 784, 1106, 1264, 1568, 2212, 2528, 3137, 3871, 4424, 6274, 7742, 8848, 12548, 15484, 17696, 21959, 25096, 30968, 43918, 50192, 61936, 87836, 100384, 123872, 153713, 175672, 247823, 307426, 351344, 495646, 614852, 702688, 991292, 1229704, 1734761, 1982584, 2459408, 3469522, 3965168, 4918816, 6939044, 7930336, 12143327, 13878088, 24286654, 27756176, 48573308, 55512352, 97146616, 194293232, 388586464]

約数ペア:

[(1, 388586464), (2, 194293232), (4, 97146616), (7, 55512352), (8, 48573308), (14, 27756176), (16, 24286654), (28, 13878088), (32, 12143327), (49, 7930336), (56, 6939044), (79, 4918816), (98, 3965168), (112, 3469522), (158, 2459408), (196, 1982584), (224, 1734761), (316, 1229704), (392, 991292), (553, 702688), (632, 614852), (784, 495646), (1106, 351344), (1264, 307426), (1568, 247823), (2212, 175672), (2528, 153713), (3137, 123872), (3871, 100384), (4424, 87836), (6274, 61936), (7742, 50192), (8848, 43918), (12548, 30968), (15484, 25096), (17696, 21959)]