142304820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:622

約数の個数: 144

約数和(自身を含む): 469224000

約数和(自身を除く): 326919180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 97, 98, 105, 140, 147, 194, 196, 210, 245, 291, 294, 388, 420, 485, 490, 499, 582, 588, 679, 735, 970, 980, 998, 1164, 1358, 1455, 1470, 1497, 1940, 1996, 2037, 2495, 2716, 2910, 2940, 2994, 3395, 3493, 4074, 4753, 4990, 5820, 5988, 6790, 6986, 7485, 8148, 9506, 9980, 10185, 10479, 13580, 13972, 14259, 14970, 17465, 19012, 20370, 20958, 23765, 24451, 28518, 29940, 34930, 40740, 41916, 47530, 48403, 48902, 52395, 57036, 69860, 71295, 73353, 95060, 96806, 97804, 104790, 122255, 142590, 145209, 146706, 193612, 209580, 242015, 244510, 285180, 290418, 293412, 338821, 366765, 484030, 489020, 580836, 677642, 726045, 733530, 968060, 1016463, 1355284, 1452090, 1467060, 1694105, 2032926, 2371747, 2904180, 3388210, 4065852, 4743494, 5082315, 6776420, 7115241, 9486988, 10164630, 11858735, 14230482, 20329260, 23717470, 28460964, 35576205, 47434940, 71152410, 142304820]

約数ペア:

[(1, 142304820), (2, 71152410), (3, 47434940), (4, 35576205), (5, 28460964), (6, 23717470), (7, 20329260), (10, 14230482), (12, 11858735), (14, 10164630), (15, 9486988), (20, 7115241), (21, 6776420), (28, 5082315), (30, 4743494), (35, 4065852), (42, 3388210), (49, 2904180), (60, 2371747), (70, 2032926), (84, 1694105), (97, 1467060), (98, 1452090), (105, 1355284), (140, 1016463), (147, 968060), (194, 733530), (196, 726045), (210, 677642), (245, 580836), (291, 489020), (294, 484030), (388, 366765), (420, 338821), (485, 293412), (490, 290418), (499, 285180), (582, 244510), (588, 242015), (679, 209580), (735, 193612), (970, 146706), (980, 145209), (998, 142590), (1164, 122255), (1358, 104790), (1455, 97804), (1470, 96806), (1497, 95060), (1940, 73353), (1996, 71295), (2037, 69860), (2495, 57036), (2716, 52395), (2910, 48902), (2940, 48403), (2994, 47530), (3395, 41916), (3493, 40740), (4074, 34930), (4753, 29940), (4990, 28518), (5820, 24451), (5988, 23765), (6790, 20958), (6986, 20370), (7485, 19012), (8148, 17465), (9506, 14970), (9980, 14259), (10185, 13972), (10479, 13580)]