51471840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{15319}}^1$

素因数の和:15344

約数の個数: 96

約数和(自身を含む): 185310720

約数和(自身を除く): 133838880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 15319, 30638, 45957, 61276, 76595, 91914, 107233, 122552, 153190, 183828, 214466, 229785, 245104, 306380, 321699, 367656, 428932, 459570, 490208, 536165, 612760, 643398, 735312, 857864, 919140, 1072330, 1225520, 1286796, 1470624, 1608495, 1715728, 1838280, 2144660, 2451040, 2573592, 3216990, 3431456, 3676560, 4289320, 5147184, 6433980, 7353120, 8578640, 10294368, 12867960, 17157280, 25735920, 51471840]

約数ペア:

[(1, 51471840), (2, 25735920), (3, 17157280), (4, 12867960), (5, 10294368), (6, 8578640), (7, 7353120), (8, 6433980), (10, 5147184), (12, 4289320), (14, 3676560), (15, 3431456), (16, 3216990), (20, 2573592), (21, 2451040), (24, 2144660), (28, 1838280), (30, 1715728), (32, 1608495), (35, 1470624), (40, 1286796), (42, 1225520), (48, 1072330), (56, 919140), (60, 857864), (70, 735312), (80, 643398), (84, 612760), (96, 536165), (105, 490208), (112, 459570), (120, 428932), (140, 367656), (160, 321699), (168, 306380), (210, 245104), (224, 229785), (240, 214466), (280, 183828), (336, 153190), (420, 122552), (480, 107233), (560, 91914), (672, 76595), (840, 61276), (1120, 45957), (1680, 30638), (3360, 15319)]