2178281640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{625943}}^1$

素因数の和:625986

約数の個数: 64

約数和(自身を含む): 6760195200

約数和(自身を除く): 4581913560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 625943, 1251886, 1877829, 2503772, 3129715, 3755658, 5007544, 6259430, 7511316, 9389145, 12518860, 15022632, 18152347, 18778290, 25037720, 36304694, 37556580, 54457041, 72609388, 75113160, 90761735, 108914082, 145218776, 181523470, 217828164, 272285205, 363046940, 435656328, 544570410, 726093880, 1089140820, 2178281640]

約数ペア:

[(1, 2178281640), (2, 1089140820), (3, 726093880), (4, 544570410), (5, 435656328), (6, 363046940), (8, 272285205), (10, 217828164), (12, 181523470), (15, 145218776), (20, 108914082), (24, 90761735), (29, 75113160), (30, 72609388), (40, 54457041), (58, 37556580), (60, 36304694), (87, 25037720), (116, 18778290), (120, 18152347), (145, 15022632), (174, 12518860), (232, 9389145), (290, 7511316), (348, 6259430), (435, 5007544), (580, 3755658), (696, 3129715), (870, 2503772), (1160, 1877829), (1740, 1251886), (3480, 625943)]