117920640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61417}}^1$

素因数の和:61439

約数の個数: 64

約数和(自身を含む): 375878160

約数和(自身を除く): 257957520

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, 61417, 122834, 184251, 245668, 307085, 368502, 491336, 614170, 737004, 921255, 982672, 1228340, 1474008, 1842510, 1965344, 2456680, 2948016, 3685020, 3930688, 4913360, 5896032, 7370040, 7861376, 9826720, 11792064, 14740080, 19653440, 23584128, 29480160, 39306880, 58960320, 117920640]

約数ペア:

[(1, 117920640), (2, 58960320), (3, 39306880), (4, 29480160), (5, 23584128), (6, 19653440), (8, 14740080), (10, 11792064), (12, 9826720), (15, 7861376), (16, 7370040), (20, 5896032), (24, 4913360), (30, 3930688), (32, 3685020), (40, 2948016), (48, 2456680), (60, 1965344), (64, 1842510), (80, 1474008), (96, 1228340), (120, 982672), (128, 921255), (160, 737004), (192, 614170), (240, 491336), (320, 368502), (384, 307085), (480, 245668), (640, 184251), (960, 122834), (1920, 61417)]