2181902760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{195511}}^1$

素因数の和:195559

約数の個数: 96

約数和(自身を含む): 7319969280

約数和(自身を除く): 5138066520

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, 195511, 391022, 586533, 782044, 977555, 1173066, 1564088, 1759599, 1955110, 2346132, 2932665, 3519198, 3910220, 4692264, 5865330, 6060841, 7038396, 7820440, 8797995, 11730660, 12121682, 14076792, 17595990, 18182523, 23461320, 24243364, 30304205, 35191980, 36365046, 48486728, 54547569, 60608410, 70383960, 72730092, 90912615, 109095138, 121216820, 145460184, 181825230, 218190276, 242433640, 272737845, 363650460, 436380552, 545475690, 727300920, 1090951380, 2181902760]

約数ペア:

[(1, 2181902760), (2, 1090951380), (3, 727300920), (4, 545475690), (5, 436380552), (6, 363650460), (8, 272737845), (9, 242433640), (10, 218190276), (12, 181825230), (15, 145460184), (18, 121216820), (20, 109095138), (24, 90912615), (30, 72730092), (31, 70383960), (36, 60608410), (40, 54547569), (45, 48486728), (60, 36365046), (62, 35191980), (72, 30304205), (90, 24243364), (93, 23461320), (120, 18182523), (124, 17595990), (155, 14076792), (180, 12121682), (186, 11730660), (248, 8797995), (279, 7820440), (310, 7038396), (360, 6060841), (372, 5865330), (465, 4692264), (558, 3910220), (620, 3519198), (744, 2932665), (930, 2346132), (1116, 1955110), (1240, 1759599), (1395, 1564088), (1860, 1173066), (2232, 977555), (2790, 782044), (3720, 586533), (5580, 391022), (11160, 195511)]