15329920

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1409}}^1$

素因数の和:1445

約数の個数: 64

約数和(自身を含む): 38831400

約数和(自身を除く): 23501480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 1409, 2176, 2720, 2818, 5440, 5636, 7045, 10880, 11272, 14090, 22544, 23953, 28180, 45088, 47906, 56360, 90176, 95812, 112720, 119765, 180352, 191624, 225440, 239530, 383248, 450880, 479060, 766496, 901760, 958120, 1532992, 1916240, 3065984, 3832480, 7664960, 15329920]

約数ペア:

[(1, 15329920), (2, 7664960), (4, 3832480), (5, 3065984), (8, 1916240), (10, 1532992), (16, 958120), (17, 901760), (20, 766496), (32, 479060), (34, 450880), (40, 383248), (64, 239530), (68, 225440), (80, 191624), (85, 180352), (128, 119765), (136, 112720), (160, 95812), (170, 90176), (272, 56360), (320, 47906), (340, 45088), (544, 28180), (640, 23953), (680, 22544), (1088, 14090), (1360, 11272), (1409, 10880), (2176, 7045), (2720, 5636), (2818, 5440)]