120828080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:714

約数の個数: 80

約数和(自身を含む): 293981184

約数和(自身を除く): 173153104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 155, 166, 248, 310, 332, 415, 496, 587, 620, 664, 830, 1174, 1240, 1328, 1660, 2348, 2480, 2573, 2935, 3320, 4696, 5146, 5870, 6640, 9392, 10292, 11740, 12865, 18197, 20584, 23480, 25730, 36394, 41168, 46960, 48721, 51460, 72788, 90985, 97442, 102920, 145576, 181970, 194884, 205840, 243605, 291152, 363940, 389768, 487210, 727880, 779536, 974420, 1455760, 1510351, 1948840, 3020702, 3897680, 6041404, 7551755, 12082808, 15103510, 24165616, 30207020, 60414040, 120828080]

約数ペア:

[(1, 120828080), (2, 60414040), (4, 30207020), (5, 24165616), (8, 15103510), (10, 12082808), (16, 7551755), (20, 6041404), (31, 3897680), (40, 3020702), (62, 1948840), (80, 1510351), (83, 1455760), (124, 974420), (155, 779536), (166, 727880), (248, 487210), (310, 389768), (332, 363940), (415, 291152), (496, 243605), (587, 205840), (620, 194884), (664, 181970), (830, 145576), (1174, 102920), (1240, 97442), (1328, 90985), (1660, 72788), (2348, 51460), (2480, 48721), (2573, 46960), (2935, 41168), (3320, 36394), (4696, 25730), (5146, 23480), (5870, 20584), (6640, 18197), (9392, 12865), (10292, 11740)]