201968228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{2269}}^1$

素因数の和:2325

約数の個数: 72

約数和(自身を含む): 468310080

約数和(自身を除く): 266341852

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 289, 308, 374, 476, 578, 748, 1156, 1309, 2023, 2269, 2618, 3179, 4046, 4538, 5236, 6358, 8092, 9076, 12716, 15883, 22253, 24959, 31766, 38573, 44506, 49918, 63532, 77146, 89012, 99836, 154292, 174713, 270011, 349426, 424303, 540022, 655741, 698852, 848606, 1080044, 1311482, 1697212, 2622964, 2970121, 4590187, 5940242, 7213151, 9180374, 11880484, 14426302, 18360748, 28852604, 50492057, 100984114, 201968228]

約数ペア:

[(1, 201968228), (2, 100984114), (4, 50492057), (7, 28852604), (11, 18360748), (14, 14426302), (17, 11880484), (22, 9180374), (28, 7213151), (34, 5940242), (44, 4590187), (68, 2970121), (77, 2622964), (119, 1697212), (154, 1311482), (187, 1080044), (238, 848606), (289, 698852), (308, 655741), (374, 540022), (476, 424303), (578, 349426), (748, 270011), (1156, 174713), (1309, 154292), (2023, 99836), (2269, 89012), (2618, 77146), (3179, 63532), (4046, 49918), (4538, 44506), (5236, 38573), (6358, 31766), (8092, 24959), (9076, 22253), (12716, 15883)]