389727480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{18773}}^1$

素因数の和:18960

約数の個数: 64

約数和(自身を含む): 1176003360

約数和(自身を除く): 786275880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 346, 519, 692, 865, 1038, 1384, 1730, 2076, 2595, 3460, 4152, 5190, 6920, 10380, 18773, 20760, 37546, 56319, 75092, 93865, 112638, 150184, 187730, 225276, 281595, 375460, 450552, 563190, 750920, 1126380, 2252760, 3247729, 6495458, 9743187, 12990916, 16238645, 19486374, 25981832, 32477290, 38972748, 48715935, 64954580, 77945496, 97431870, 129909160, 194863740, 389727480]

約数ペア:

[(1, 389727480), (2, 194863740), (3, 129909160), (4, 97431870), (5, 77945496), (6, 64954580), (8, 48715935), (10, 38972748), (12, 32477290), (15, 25981832), (20, 19486374), (24, 16238645), (30, 12990916), (40, 9743187), (60, 6495458), (120, 3247729), (173, 2252760), (346, 1126380), (519, 750920), (692, 563190), (865, 450552), (1038, 375460), (1384, 281595), (1730, 225276), (2076, 187730), (2595, 150184), (3460, 112638), (4152, 93865), (5190, 75092), (6920, 56319), (10380, 37546), (18773, 20760)]