225258320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{17489}}^1$

素因数の和:17532

約数の個数: 80

約数和(自身を含む): 624602880

約数和(自身を除く): 399344560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 17489, 34978, 69956, 87445, 122423, 139912, 174890, 244846, 279824, 349780, 402247, 489692, 612115, 699560, 804494, 979384, 1224230, 1399120, 1608988, 1958768, 2011235, 2448460, 2815729, 3217976, 4022470, 4896920, 5631458, 6435952, 8044940, 9793840, 11262916, 14078645, 16089880, 22525832, 28157290, 32179760, 45051664, 56314580, 112629160, 225258320]

約数ペア:

[(1, 225258320), (2, 112629160), (4, 56314580), (5, 45051664), (7, 32179760), (8, 28157290), (10, 22525832), (14, 16089880), (16, 14078645), (20, 11262916), (23, 9793840), (28, 8044940), (35, 6435952), (40, 5631458), (46, 4896920), (56, 4022470), (70, 3217976), (80, 2815729), (92, 2448460), (112, 2011235), (115, 1958768), (140, 1608988), (161, 1399120), (184, 1224230), (230, 979384), (280, 804494), (322, 699560), (368, 612115), (460, 489692), (560, 402247), (644, 349780), (805, 279824), (920, 244846), (1288, 174890), (1610, 139912), (1840, 122423), (2576, 87445), (3220, 69956), (6440, 34978), (12880, 17489)]