218695920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{911233}}^1$

素因数の和:911249

約数の個数: 40

約数和(自身を含む): 677958096

約数和(自身を除く): 459262176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 911233, 1822466, 2733699, 3644932, 4556165, 5467398, 7289864, 9112330, 10934796, 13668495, 14579728, 18224660, 21869592, 27336990, 36449320, 43739184, 54673980, 72898640, 109347960, 218695920]

約数ペア:

[(1, 218695920), (2, 109347960), (3, 72898640), (4, 54673980), (5, 43739184), (6, 36449320), (8, 27336990), (10, 21869592), (12, 18224660), (15, 14579728), (16, 13668495), (20, 10934796), (24, 9112330), (30, 7289864), (40, 5467398), (48, 4556165), (60, 3644932), (80, 2733699), (120, 1822466), (240, 911233)]