123567440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 298012176

約数和(自身を除く): 174444736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 101, 164, 202, 205, 328, 373, 404, 410, 505, 656, 746, 808, 820, 1010, 1492, 1616, 1640, 1865, 2020, 2984, 3280, 3730, 4040, 4141, 5968, 7460, 8080, 8282, 14920, 15293, 16564, 20705, 29840, 30586, 33128, 37673, 41410, 61172, 66256, 75346, 76465, 82820, 122344, 150692, 152930, 165640, 188365, 244688, 301384, 305860, 331280, 376730, 602768, 611720, 753460, 1223440, 1506920, 1544593, 3013840, 3089186, 6178372, 7722965, 12356744, 15445930, 24713488, 30891860, 61783720, 123567440]

約数ペア:

[(1, 123567440), (2, 61783720), (4, 30891860), (5, 24713488), (8, 15445930), (10, 12356744), (16, 7722965), (20, 6178372), (40, 3089186), (41, 3013840), (80, 1544593), (82, 1506920), (101, 1223440), (164, 753460), (202, 611720), (205, 602768), (328, 376730), (373, 331280), (404, 305860), (410, 301384), (505, 244688), (656, 188365), (746, 165640), (808, 152930), (820, 150692), (1010, 122344), (1492, 82820), (1616, 76465), (1640, 75346), (1865, 66256), (2020, 61172), (2984, 41410), (3280, 37673), (3730, 33128), (4040, 30586), (4141, 29840), (5968, 20705), (7460, 16564), (8080, 15293), (8282, 14920)]