202839040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:427

約数の個数: 88

約数和(自身を含む): 491525640

約数和(自身を除く): 288686600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 229, 256, 320, 346, 458, 512, 640, 692, 865, 916, 1024, 1145, 1280, 1384, 1730, 1832, 2290, 2560, 2768, 3460, 3664, 4580, 5120, 5536, 6920, 7328, 9160, 11072, 13840, 14656, 18320, 22144, 27680, 29312, 36640, 39617, 44288, 55360, 58624, 73280, 79234, 88576, 110720, 117248, 146560, 158468, 177152, 198085, 221440, 234496, 293120, 316936, 396170, 442880, 586240, 633872, 792340, 885760, 1172480, 1267744, 1584680, 2535488, 3169360, 5070976, 6338720, 10141952, 12677440, 20283904, 25354880, 40567808, 50709760, 101419520, 202839040]

約数ペア:

[(1, 202839040), (2, 101419520), (4, 50709760), (5, 40567808), (8, 25354880), (10, 20283904), (16, 12677440), (20, 10141952), (32, 6338720), (40, 5070976), (64, 3169360), (80, 2535488), (128, 1584680), (160, 1267744), (173, 1172480), (229, 885760), (256, 792340), (320, 633872), (346, 586240), (458, 442880), (512, 396170), (640, 316936), (692, 293120), (865, 234496), (916, 221440), (1024, 198085), (1145, 177152), (1280, 158468), (1384, 146560), (1730, 117248), (1832, 110720), (2290, 88576), (2560, 79234), (2768, 73280), (3460, 58624), (3664, 55360), (4580, 44288), (5120, 39617), (5536, 36640), (6920, 29312), (7328, 27680), (9160, 22144), (11072, 18320), (13840, 14656)]