78648480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{54617}}^1$

素因数の和:54638

約数の個数: 72

約数和(自身を含む): 268392852

約数和(自身を除く): 189744372

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, 54617, 109234, 163851, 218468, 273085, 327702, 436936, 491553, 546170, 655404, 819255, 873872, 983106, 1092340, 1310808, 1638510, 1747744, 1966212, 2184680, 2457765, 2621616, 3277020, 3932424, 4369360, 4915530, 5243232, 6554040, 7864848, 8738720, 9831060, 13108080, 15729696, 19662120, 26216160, 39324240, 78648480]

約数ペア:

[(1, 78648480), (2, 39324240), (3, 26216160), (4, 19662120), (5, 15729696), (6, 13108080), (8, 9831060), (9, 8738720), (10, 7864848), (12, 6554040), (15, 5243232), (16, 4915530), (18, 4369360), (20, 3932424), (24, 3277020), (30, 2621616), (32, 2457765), (36, 2184680), (40, 1966212), (45, 1747744), (48, 1638510), (60, 1310808), (72, 1092340), (80, 983106), (90, 873872), (96, 819255), (120, 655404), (144, 546170), (160, 491553), (180, 436936), (240, 327702), (288, 273085), (360, 218468), (480, 163851), (720, 109234), (1440, 54617)]