78183240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21017}}^1$

素因数の和:21062

約数の個数: 64

約数和(自身を含む): 242127360

約数和(自身を除く): 163944120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 21017, 42034, 63051, 84068, 105085, 126102, 168136, 210170, 252204, 315255, 420340, 504408, 630510, 651527, 840680, 1261020, 1303054, 1954581, 2522040, 2606108, 3257635, 3909162, 5212216, 6515270, 7818324, 9772905, 13030540, 15636648, 19545810, 26061080, 39091620, 78183240]

約数ペア:

[(1, 78183240), (2, 39091620), (3, 26061080), (4, 19545810), (5, 15636648), (6, 13030540), (8, 9772905), (10, 7818324), (12, 6515270), (15, 5212216), (20, 3909162), (24, 3257635), (30, 2606108), (31, 2522040), (40, 1954581), (60, 1303054), (62, 1261020), (93, 840680), (120, 651527), (124, 630510), (155, 504408), (186, 420340), (248, 315255), (310, 252204), (372, 210170), (465, 168136), (620, 126102), (744, 105085), (930, 84068), (1240, 63051), (1860, 42034), (3720, 21017)]