139458720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{290539}}^1$

素因数の和:290557

約数の個数: 48

約数和(自身を含む): 439296480

約数和(自身を除く): 299837760

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, 290539, 581078, 871617, 1162156, 1452695, 1743234, 2324312, 2905390, 3486468, 4358085, 4648624, 5810780, 6972936, 8716170, 9297248, 11621560, 13945872, 17432340, 23243120, 27891744, 34864680, 46486240, 69729360, 139458720]

約数ペア:

[(1, 139458720), (2, 69729360), (3, 46486240), (4, 34864680), (5, 27891744), (6, 23243120), (8, 17432340), (10, 13945872), (12, 11621560), (15, 9297248), (16, 8716170), (20, 6972936), (24, 5810780), (30, 4648624), (32, 4358085), (40, 3486468), (48, 2905390), (60, 2324312), (80, 1743234), (96, 1452695), (120, 1162156), (160, 871617), (240, 581078), (480, 290539)]