64644240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{269351}}^1$

素因数の和:269367

約数の個数: 40

約数和(自身を含む): 200397888

約数和(自身を除く): 135753648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 269351, 538702, 808053, 1077404, 1346755, 1616106, 2154808, 2693510, 3232212, 4040265, 4309616, 5387020, 6464424, 8080530, 10774040, 12928848, 16161060, 21548080, 32322120, 64644240]

約数ペア:

[(1, 64644240), (2, 32322120), (3, 21548080), (4, 16161060), (5, 12928848), (6, 10774040), (8, 8080530), (10, 6464424), (12, 5387020), (15, 4309616), (16, 4040265), (20, 3232212), (24, 2693510), (30, 2154808), (40, 1616106), (48, 1346755), (60, 1077404), (80, 808053), (120, 538702), (240, 269351)]