1338372280

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{97549}}^1$

素因数の和:97581

約数の個数: 64

約数和(自身を含む): 3511800000

約数和(自身を除く): 2173427720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 13720, 97549, 195098, 390196, 487745, 682843, 780392, 975490, 1365686, 1950980, 2731372, 3414215, 3901960, 4779901, 5462744, 6828430, 9559802, 13656860, 19119604, 23899505, 27313720, 33459307, 38239208, 47799010, 66918614, 95598020, 133837228, 167296535, 191196040, 267674456, 334593070, 669186140, 1338372280]

約数ペア:

[(1, 1338372280), (2, 669186140), (4, 334593070), (5, 267674456), (7, 191196040), (8, 167296535), (10, 133837228), (14, 95598020), (20, 66918614), (28, 47799010), (35, 38239208), (40, 33459307), (49, 27313720), (56, 23899505), (70, 19119604), (98, 13656860), (140, 9559802), (196, 6828430), (245, 5462744), (280, 4779901), (343, 3901960), (392, 3414215), (490, 2731372), (686, 1950980), (980, 1365686), (1372, 975490), (1715, 780392), (1960, 682843), (2744, 487745), (3430, 390196), (6860, 195098), (13720, 97549)]