1549720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 3849120

約数和(自身を除く): 2299400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 53, 68, 85, 86, 106, 136, 170, 172, 212, 215, 265, 340, 344, 424, 430, 530, 680, 731, 860, 901, 1060, 1462, 1720, 1802, 2120, 2279, 2924, 3604, 3655, 4505, 4558, 5848, 7208, 7310, 9010, 9116, 11395, 14620, 18020, 18232, 22790, 29240, 36040, 38743, 45580, 77486, 91160, 154972, 193715, 309944, 387430, 774860, 1549720]

約数ペア:

[(1, 1549720), (2, 774860), (4, 387430), (5, 309944), (8, 193715), (10, 154972), (17, 91160), (20, 77486), (34, 45580), (40, 38743), (43, 36040), (53, 29240), (68, 22790), (85, 18232), (86, 18020), (106, 14620), (136, 11395), (170, 9116), (172, 9010), (212, 7310), (215, 7208), (265, 5848), (340, 4558), (344, 4505), (424, 3655), (430, 3604), (530, 2924), (680, 2279), (731, 2120), (860, 1802), (901, 1720), (1060, 1462)]