13156980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12899}}^1$

素因数の和:12928

約数の個数: 48

約数和(自身を含む): 39009600

約数和(自身を除く): 25852620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 12899, 25798, 38697, 51596, 64495, 77394, 128990, 154788, 193485, 219283, 257980, 386970, 438566, 657849, 773940, 877132, 1096415, 1315698, 2192830, 2631396, 3289245, 4385660, 6578490, 13156980]

約数ペア:

[(1, 13156980), (2, 6578490), (3, 4385660), (4, 3289245), (5, 2631396), (6, 2192830), (10, 1315698), (12, 1096415), (15, 877132), (17, 773940), (20, 657849), (30, 438566), (34, 386970), (51, 257980), (60, 219283), (68, 193485), (85, 154788), (102, 128990), (170, 77394), (204, 64495), (255, 51596), (340, 38697), (510, 25798), (1020, 12899)]