312576720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42013}}^1$

素因数の和:42060

約数の個数: 80

約数和(自身を含む): 1000269312

約数和(自身を除く): 687692592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 42013, 84026, 126039, 168052, 210065, 252078, 336104, 420130, 504156, 630195, 672208, 840260, 1008312, 1260390, 1302403, 1680520, 2016624, 2520780, 2604806, 3361040, 3907209, 5041560, 5209612, 6512015, 7814418, 10083120, 10419224, 13024030, 15628836, 19536045, 20838448, 26048060, 31257672, 39072090, 52096120, 62515344, 78144180, 104192240, 156288360, 312576720]

約数ペア:

[(1, 312576720), (2, 156288360), (3, 104192240), (4, 78144180), (5, 62515344), (6, 52096120), (8, 39072090), (10, 31257672), (12, 26048060), (15, 20838448), (16, 19536045), (20, 15628836), (24, 13024030), (30, 10419224), (31, 10083120), (40, 7814418), (48, 6512015), (60, 5209612), (62, 5041560), (80, 3907209), (93, 3361040), (120, 2604806), (124, 2520780), (155, 2016624), (186, 1680520), (240, 1302403), (248, 1260390), (310, 1008312), (372, 840260), (465, 672208), (496, 630195), (620, 504156), (744, 420130), (930, 336104), (1240, 252078), (1488, 210065), (1860, 168052), (2480, 126039), (3720, 84026), (7440, 42013)]