15213984

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^2\times {\mathrm{439}}^1$

素因数の和:490

約数の個数: 72

約数和(自身を含む): 42245280

約数和(自身を除く): 27031296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 361, 439, 456, 608, 722, 878, 912, 1083, 1317, 1444, 1756, 1824, 2166, 2634, 2888, 3512, 4332, 5268, 5776, 7024, 8341, 8664, 10536, 11552, 14048, 16682, 17328, 21072, 25023, 33364, 34656, 42144, 50046, 66728, 100092, 133456, 158479, 200184, 266912, 316958, 400368, 475437, 633916, 800736, 950874, 1267832, 1901748, 2535664, 3803496, 5071328, 7606992, 15213984]

約数ペア:

[(1, 15213984), (2, 7606992), (3, 5071328), (4, 3803496), (6, 2535664), (8, 1901748), (12, 1267832), (16, 950874), (19, 800736), (24, 633916), (32, 475437), (38, 400368), (48, 316958), (57, 266912), (76, 200184), (96, 158479), (114, 133456), (152, 100092), (228, 66728), (304, 50046), (361, 42144), (439, 34656), (456, 33364), (608, 25023), (722, 21072), (878, 17328), (912, 16682), (1083, 14048), (1317, 11552), (1444, 10536), (1756, 8664), (1824, 8341), (2166, 7024), (2634, 5776), (2888, 5268), (3512, 4332)]