199051920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{276461}}^1$

素因数の和:276480

約数の個数: 60

約数和(自身を含む): 668485116

約数和(自身を除く): 469433196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 276461, 552922, 829383, 1105844, 1382305, 1658766, 2211688, 2488149, 2764610, 3317532, 4146915, 4423376, 4976298, 5529220, 6635064, 8293830, 9952596, 11058440, 12440745, 13270128, 16587660, 19905192, 22116880, 24881490, 33175320, 39810384, 49762980, 66350640, 99525960, 199051920]

約数ペア:

[(1, 199051920), (2, 99525960), (3, 66350640), (4, 49762980), (5, 39810384), (6, 33175320), (8, 24881490), (9, 22116880), (10, 19905192), (12, 16587660), (15, 13270128), (16, 12440745), (18, 11058440), (20, 9952596), (24, 8293830), (30, 6635064), (36, 5529220), (40, 4976298), (45, 4423376), (48, 4146915), (60, 3317532), (72, 2764610), (80, 2488149), (90, 2211688), (120, 1658766), (144, 1382305), (180, 1105844), (240, 829383), (360, 552922), (720, 276461)]