30189440

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1097}}^1$

素因数の和:1159

約数の個数: 64

約数和(自身を含む): 73917360

約数和(自身を除く): 43727920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1097, 1376, 1720, 2194, 2752, 3440, 4388, 5485, 5504, 6880, 8776, 10970, 13760, 17552, 21940, 27520, 35104, 43880, 47171, 70208, 87760, 94342, 140416, 175520, 188684, 235855, 351040, 377368, 471710, 702080, 754736, 943420, 1509472, 1886840, 3018944, 3773680, 6037888, 7547360, 15094720, 30189440]

約数ペア:

[(1, 30189440), (2, 15094720), (4, 7547360), (5, 6037888), (8, 3773680), (10, 3018944), (16, 1886840), (20, 1509472), (32, 943420), (40, 754736), (43, 702080), (64, 471710), (80, 377368), (86, 351040), (128, 235855), (160, 188684), (172, 175520), (215, 140416), (320, 94342), (344, 87760), (430, 70208), (640, 47171), (688, 43880), (860, 35104), (1097, 27520), (1376, 21940), (1720, 17552), (2194, 13760), (2752, 10970), (3440, 8776), (4388, 6880), (5485, 5504)]