574704920

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1\times {\mathrm{457}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 1310796000

約数和(自身を除く): 736091080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 211, 298, 422, 457, 596, 745, 844, 914, 1055, 1192, 1490, 1688, 1828, 2110, 2285, 2980, 3656, 4220, 4570, 5960, 8440, 9140, 18280, 31439, 62878, 68093, 96427, 125756, 136186, 157195, 192854, 251512, 272372, 314390, 340465, 385708, 482135, 544744, 628780, 680930, 771416, 964270, 1257560, 1361860, 1928540, 2723720, 3857080, 14367623, 28735246, 57470492, 71838115, 114940984, 143676230, 287352460, 574704920]

約数ペア:

[(1, 574704920), (2, 287352460), (4, 143676230), (5, 114940984), (8, 71838115), (10, 57470492), (20, 28735246), (40, 14367623), (149, 3857080), (211, 2723720), (298, 1928540), (422, 1361860), (457, 1257560), (596, 964270), (745, 771416), (844, 680930), (914, 628780), (1055, 544744), (1192, 482135), (1490, 385708), (1688, 340465), (1828, 314390), (2110, 272372), (2285, 251512), (2980, 192854), (3656, 157195), (4220, 136186), (4570, 125756), (5960, 96427), (8440, 68093), (9140, 62878), (18280, 31439)]