245391288

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5407}}^1$

素因数の和:5508

約数の個数: 64

約数和(自身を含む): 643768320

約数和(自身を除く): 398377032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 61, 62, 93, 122, 124, 183, 186, 244, 248, 366, 372, 488, 732, 744, 1464, 1891, 3782, 5407, 5673, 7564, 10814, 11346, 15128, 16221, 21628, 22692, 32442, 43256, 45384, 64884, 129768, 167617, 329827, 335234, 502851, 659654, 670468, 989481, 1005702, 1319308, 1340936, 1978962, 2011404, 2638616, 3957924, 4022808, 7915848, 10224637, 20449274, 30673911, 40898548, 61347822, 81797096, 122695644, 245391288]

約数ペア:

[(1, 245391288), (2, 122695644), (3, 81797096), (4, 61347822), (6, 40898548), (8, 30673911), (12, 20449274), (24, 10224637), (31, 7915848), (61, 4022808), (62, 3957924), (93, 2638616), (122, 2011404), (124, 1978962), (183, 1340936), (186, 1319308), (244, 1005702), (248, 989481), (366, 670468), (372, 659654), (488, 502851), (732, 335234), (744, 329827), (1464, 167617), (1891, 129768), (3782, 64884), (5407, 45384), (5673, 43256), (7564, 32442), (10814, 22692), (11346, 21628), (15128, 16221)]