206871120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{287321}}^1$

素因数の和:287340

約数の個数: 60

約数和(自身を含む): 694744596

約数和(自身を除く): 487873476

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, 287321, 574642, 861963, 1149284, 1436605, 1723926, 2298568, 2585889, 2873210, 3447852, 4309815, 4597136, 5171778, 5746420, 6895704, 8619630, 10343556, 11492840, 12929445, 13791408, 17239260, 20687112, 22985680, 25858890, 34478520, 41374224, 51717780, 68957040, 103435560, 206871120]

約数ペア:

[(1, 206871120), (2, 103435560), (3, 68957040), (4, 51717780), (5, 41374224), (6, 34478520), (8, 25858890), (9, 22985680), (10, 20687112), (12, 17239260), (15, 13791408), (16, 12929445), (18, 11492840), (20, 10343556), (24, 8619630), (30, 6895704), (36, 5746420), (40, 5171778), (45, 4597136), (48, 4309815), (60, 3447852), (72, 2873210), (80, 2585889), (90, 2298568), (120, 1723926), (144, 1436605), (180, 1149284), (240, 861963), (360, 574642), (720, 287321)]