245084760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21961}}^1$

素因数の和:22009

約数の個数: 96

約数和(自身を含む): 822257280

約数和(自身を除く): 577172520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 21961, 43922, 65883, 87844, 109805, 131766, 175688, 197649, 219610, 263532, 329415, 395298, 439220, 527064, 658830, 680791, 790596, 878440, 988245, 1317660, 1361582, 1581192, 1976490, 2042373, 2635320, 2723164, 3403955, 3952980, 4084746, 5446328, 6127119, 6807910, 7905960, 8169492, 10211865, 12254238, 13615820, 16338984, 20423730, 24508476, 27231640, 30635595, 40847460, 49016952, 61271190, 81694920, 122542380, 245084760]

約数ペア:

[(1, 245084760), (2, 122542380), (3, 81694920), (4, 61271190), (5, 49016952), (6, 40847460), (8, 30635595), (9, 27231640), (10, 24508476), (12, 20423730), (15, 16338984), (18, 13615820), (20, 12254238), (24, 10211865), (30, 8169492), (31, 7905960), (36, 6807910), (40, 6127119), (45, 5446328), (60, 4084746), (62, 3952980), (72, 3403955), (90, 2723164), (93, 2635320), (120, 2042373), (124, 1976490), (155, 1581192), (180, 1361582), (186, 1317660), (248, 988245), (279, 878440), (310, 790596), (360, 680791), (372, 658830), (465, 527064), (558, 439220), (620, 395298), (744, 329415), (930, 263532), (1116, 219610), (1240, 197649), (1395, 175688), (1860, 131766), (2232, 109805), (2790, 87844), (3720, 65883), (5580, 43922), (11160, 21961)]