64323240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31531}}^1$

素因数の和:31562

約数の個数: 64

約数和(自身を含む): 204327360

約数和(自身を除く): 140004120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 31531, 63062, 94593, 126124, 157655, 189186, 252248, 315310, 378372, 472965, 536027, 630620, 756744, 945930, 1072054, 1261240, 1608081, 1891860, 2144108, 2680135, 3216162, 3783720, 4288216, 5360270, 6432324, 8040405, 10720540, 12864648, 16080810, 21441080, 32161620, 64323240]

約数ペア:

[(1, 64323240), (2, 32161620), (3, 21441080), (4, 16080810), (5, 12864648), (6, 10720540), (8, 8040405), (10, 6432324), (12, 5360270), (15, 4288216), (17, 3783720), (20, 3216162), (24, 2680135), (30, 2144108), (34, 1891860), (40, 1608081), (51, 1261240), (60, 1072054), (68, 945930), (85, 756744), (102, 630620), (120, 536027), (136, 472965), (170, 378372), (204, 315310), (255, 252248), (340, 189186), (408, 157655), (510, 126124), (680, 94593), (1020, 63062), (2040, 31531)]