208715040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{144941}}^1$

素因数の和:144962

約数の個数: 72

約数和(自身を含む): 712244988

約数和(自身を除く): 503529948

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 144941, 289882, 434823, 579764, 724705, 869646, 1159528, 1304469, 1449410, 1739292, 2174115, 2319056, 2608938, 2898820, 3478584, 4348230, 4638112, 5217876, 5797640, 6522345, 6957168, 8696460, 10435752, 11595280, 13044690, 13914336, 17392920, 20871504, 23190560, 26089380, 34785840, 41743008, 52178760, 69571680, 104357520, 208715040]

約数ペア:

[(1, 208715040), (2, 104357520), (3, 69571680), (4, 52178760), (5, 41743008), (6, 34785840), (8, 26089380), (9, 23190560), (10, 20871504), (12, 17392920), (15, 13914336), (16, 13044690), (18, 11595280), (20, 10435752), (24, 8696460), (30, 6957168), (32, 6522345), (36, 5797640), (40, 5217876), (45, 4638112), (48, 4348230), (60, 3478584), (72, 2898820), (80, 2608938), (90, 2319056), (96, 2174115), (120, 1739292), (144, 1449410), (160, 1304469), (180, 1159528), (240, 869646), (288, 724705), (360, 579764), (480, 434823), (720, 289882), (1440, 144941)]