78538080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163621}}^1$

素因数の和:163639

約数の個数: 48

約数和(自身を含む): 247396464

約数和(自身を除く): 168858384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 163621, 327242, 490863, 654484, 818105, 981726, 1308968, 1636210, 1963452, 2454315, 2617936, 3272420, 3926904, 4908630, 5235872, 6544840, 7853808, 9817260, 13089680, 15707616, 19634520, 26179360, 39269040, 78538080]

約数ペア:

[(1, 78538080), (2, 39269040), (3, 26179360), (4, 19634520), (5, 15707616), (6, 13089680), (8, 9817260), (10, 7853808), (12, 6544840), (15, 5235872), (16, 4908630), (20, 3926904), (24, 3272420), (30, 2617936), (32, 2454315), (40, 1963452), (48, 1636210), (60, 1308968), (80, 981726), (96, 818105), (120, 654484), (160, 490863), (240, 327242), (480, 163621)]