143920840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{757}}^1$

素因数の和:879

約数の個数: 96

約数和(自身を含む): 381076920

約数和(自身を除く): 237156080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 97, 98, 140, 194, 196, 245, 280, 388, 392, 485, 490, 679, 757, 776, 970, 980, 1358, 1514, 1940, 1960, 2716, 3028, 3395, 3785, 3880, 4753, 5299, 5432, 6056, 6790, 7570, 9506, 10598, 13580, 15140, 19012, 21196, 23765, 26495, 27160, 30280, 37093, 38024, 42392, 47530, 52990, 73429, 74186, 95060, 105980, 146858, 148372, 185465, 190120, 211960, 293716, 296744, 367145, 370930, 514003, 587432, 734290, 741860, 1028006, 1468580, 1483720, 2056012, 2570015, 2937160, 3598021, 4112024, 5140030, 7196042, 10280060, 14392084, 17990105, 20560120, 28784168, 35980210, 71960420, 143920840]

約数ペア:

[(1, 143920840), (2, 71960420), (4, 35980210), (5, 28784168), (7, 20560120), (8, 17990105), (10, 14392084), (14, 10280060), (20, 7196042), (28, 5140030), (35, 4112024), (40, 3598021), (49, 2937160), (56, 2570015), (70, 2056012), (97, 1483720), (98, 1468580), (140, 1028006), (194, 741860), (196, 734290), (245, 587432), (280, 514003), (388, 370930), (392, 367145), (485, 296744), (490, 293716), (679, 211960), (757, 190120), (776, 185465), (970, 148372), (980, 146858), (1358, 105980), (1514, 95060), (1940, 74186), (1960, 73429), (2716, 52990), (3028, 47530), (3395, 42392), (3785, 38024), (3880, 37093), (4753, 30280), (5299, 27160), (5432, 26495), (6056, 23765), (6790, 21196), (7570, 19012), (9506, 15140), (10598, 13580)]