639522984

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1\times {\mathrm{1823}}^1$

素因数の和:2190

約数の個数: 64

約数和(自身を含む): 1638973440

約数和(自身を除く): 999450456

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 311, 376, 564, 622, 933, 1128, 1244, 1823, 1866, 2488, 3646, 3732, 5469, 7292, 7464, 10938, 14584, 14617, 21876, 29234, 43752, 43851, 58468, 85681, 87702, 116936, 171362, 175404, 257043, 342724, 350808, 514086, 566953, 685448, 1028172, 1133906, 1700859, 2056344, 2267812, 3401718, 4535624, 6803436, 13606872, 26646791, 53293582, 79940373, 106587164, 159880746, 213174328, 319761492, 639522984]

約数ペア:

[(1, 639522984), (2, 319761492), (3, 213174328), (4, 159880746), (6, 106587164), (8, 79940373), (12, 53293582), (24, 26646791), (47, 13606872), (94, 6803436), (141, 4535624), (188, 3401718), (282, 2267812), (311, 2056344), (376, 1700859), (564, 1133906), (622, 1028172), (933, 685448), (1128, 566953), (1244, 514086), (1823, 350808), (1866, 342724), (2488, 257043), (3646, 175404), (3732, 171362), (5469, 116936), (7292, 87702), (7464, 85681), (10938, 58468), (14584, 43851), (14617, 43752), (21876, 29234)]