2019752760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{128483}}^1$

素因数の和:128628

約数の個数: 64

約数和(自身を含む): 6105559680

約数和(自身を除く): 4085806920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 128483, 256966, 385449, 513932, 642415, 770898, 1027864, 1284830, 1541796, 1927245, 2569660, 3083592, 3854490, 5139320, 7708980, 15417960, 16831273, 33662546, 50493819, 67325092, 84156365, 100987638, 134650184, 168312730, 201975276, 252469095, 336625460, 403950552, 504938190, 673250920, 1009876380, 2019752760]

約数ペア:

[(1, 2019752760), (2, 1009876380), (3, 673250920), (4, 504938190), (5, 403950552), (6, 336625460), (8, 252469095), (10, 201975276), (12, 168312730), (15, 134650184), (20, 100987638), (24, 84156365), (30, 67325092), (40, 50493819), (60, 33662546), (120, 16831273), (131, 15417960), (262, 7708980), (393, 5139320), (524, 3854490), (655, 3083592), (786, 2569660), (1048, 1927245), (1310, 1541796), (1572, 1284830), (1965, 1027864), (2620, 770898), (3144, 642415), (3930, 513932), (5240, 385449), (7860, 256966), (15720, 128483)]