669630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 1850688

約数和(自身を除く): 1181058

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 101, 102, 130, 170, 195, 202, 221, 255, 303, 390, 442, 505, 510, 606, 663, 1010, 1105, 1313, 1326, 1515, 1717, 2210, 2626, 3030, 3315, 3434, 3939, 5151, 6565, 6630, 7878, 8585, 10302, 13130, 17170, 19695, 22321, 25755, 39390, 44642, 51510, 66963, 111605, 133926, 223210, 334815, 669630]

約数ペア:

[(1, 669630), (2, 334815), (3, 223210), (5, 133926), (6, 111605), (10, 66963), (13, 51510), (15, 44642), (17, 39390), (26, 25755), (30, 22321), (34, 19695), (39, 17170), (51, 13130), (65, 10302), (78, 8585), (85, 7878), (101, 6630), (102, 6565), (130, 5151), (170, 3939), (195, 3434), (202, 3315), (221, 3030), (255, 2626), (303, 2210), (390, 1717), (442, 1515), (505, 1326), (510, 1313), (606, 1105), (663, 1010)]