242791640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{66701}}^1$

素因数の和:66732

約数の個数: 64

約数和(自身を含む): 672356160

約数和(自身を除く): 429564520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 66701, 133402, 266804, 333505, 466907, 533608, 667010, 867113, 933814, 1334020, 1734226, 1867628, 2334535, 2668040, 3468452, 3735256, 4335565, 4669070, 6069791, 6936904, 8671130, 9338140, 12139582, 17342260, 18676280, 24279164, 30348955, 34684520, 48558328, 60697910, 121395820, 242791640]

約数ペア:

[(1, 242791640), (2, 121395820), (4, 60697910), (5, 48558328), (7, 34684520), (8, 30348955), (10, 24279164), (13, 18676280), (14, 17342260), (20, 12139582), (26, 9338140), (28, 8671130), (35, 6936904), (40, 6069791), (52, 4669070), (56, 4335565), (65, 3735256), (70, 3468452), (91, 2668040), (104, 2334535), (130, 1867628), (140, 1734226), (182, 1334020), (260, 933814), (280, 867113), (364, 667010), (455, 533608), (520, 466907), (728, 333505), (910, 266804), (1820, 133402), (3640, 66701)]