388248480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{269617}}^1$

素因数の和:269638

約数の個数: 72

約数和(自身を含む): 1324902852

約数和(自身を除く): 936654372

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, 269617, 539234, 808851, 1078468, 1348085, 1617702, 2156936, 2426553, 2696170, 3235404, 4044255, 4313872, 4853106, 5392340, 6470808, 8088510, 8627744, 9706212, 10784680, 12132765, 12941616, 16177020, 19412424, 21569360, 24265530, 25883232, 32354040, 38824848, 43138720, 48531060, 64708080, 77649696, 97062120, 129416160, 194124240, 388248480]

約数ペア:

[(1, 388248480), (2, 194124240), (3, 129416160), (4, 97062120), (5, 77649696), (6, 64708080), (8, 48531060), (9, 43138720), (10, 38824848), (12, 32354040), (15, 25883232), (16, 24265530), (18, 21569360), (20, 19412424), (24, 16177020), (30, 12941616), (32, 12132765), (36, 10784680), (40, 9706212), (45, 8627744), (48, 8088510), (60, 6470808), (72, 5392340), (80, 4853106), (90, 4313872), (96, 4044255), (120, 3235404), (144, 2696170), (160, 2426553), (180, 2156936), (240, 1617702), (288, 1348085), (360, 1078468), (480, 808851), (720, 539234), (1440, 269617)]