213329280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{111109}}^1$

素因数の和:111131

約数の個数: 64

約数和(自身を含む): 679993200

約数和(自身を除く): 466663920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 111109, 222218, 333327, 444436, 555545, 666654, 888872, 1111090, 1333308, 1666635, 1777744, 2222180, 2666616, 3333270, 3555488, 4444360, 5333232, 6666540, 7110976, 8888720, 10666464, 13333080, 14221952, 17777440, 21332928, 26666160, 35554880, 42665856, 53332320, 71109760, 106664640, 213329280]

約数ペア:

[(1, 213329280), (2, 106664640), (3, 71109760), (4, 53332320), (5, 42665856), (6, 35554880), (8, 26666160), (10, 21332928), (12, 17777440), (15, 14221952), (16, 13333080), (20, 10666464), (24, 8888720), (30, 7110976), (32, 6666540), (40, 5333232), (48, 4444360), (60, 3555488), (64, 3333270), (80, 2666616), (96, 2222180), (120, 1777744), (128, 1666635), (160, 1333308), (192, 1111090), (240, 888872), (320, 666654), (384, 555545), (480, 444436), (640, 333327), (960, 222218), (1920, 111109)]