18664320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{9721}}^1$

素因数の和:9743

約数の個数: 64

約数和(自身を含む): 59498640

約数和(自身を除く): 40834320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 9721, 19442, 29163, 38884, 48605, 58326, 77768, 97210, 116652, 145815, 155536, 194420, 233304, 291630, 311072, 388840, 466608, 583260, 622144, 777680, 933216, 1166520, 1244288, 1555360, 1866432, 2333040, 3110720, 3732864, 4666080, 6221440, 9332160, 18664320]

約数ペア:

[(1, 18664320), (2, 9332160), (3, 6221440), (4, 4666080), (5, 3732864), (6, 3110720), (8, 2333040), (10, 1866432), (12, 1555360), (15, 1244288), (16, 1166520), (20, 933216), (24, 777680), (30, 622144), (32, 583260), (40, 466608), (48, 388840), (60, 311072), (64, 291630), (80, 233304), (96, 194420), (120, 155536), (128, 145815), (160, 116652), (192, 97210), (240, 77768), (320, 58326), (384, 48605), (480, 38884), (640, 29163), (960, 19442), (1920, 9721)]