161769280

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:392

約数の個数: 112

約数和(自身を含む): 412796736

約数和(自身を除く): 251027456

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 131, 136, 160, 170, 227, 262, 272, 320, 340, 454, 524, 544, 655, 680, 908, 1048, 1088, 1135, 1310, 1360, 1816, 2096, 2227, 2270, 2620, 2720, 3632, 3859, 4192, 4454, 4540, 5240, 5440, 7264, 7718, 8384, 8908, 9080, 10480, 11135, 14528, 15436, 17816, 18160, 19295, 20960, 22270, 29737, 30872, 35632, 36320, 38590, 41920, 44540, 59474, 61744, 71264, 72640, 77180, 89080, 118948, 123488, 142528, 148685, 154360, 178160, 237896, 246976, 297370, 308720, 356320, 475792, 505529, 594740, 617440, 712640, 951584, 1011058, 1189480, 1234880, 1903168, 2022116, 2378960, 2527645, 4044232, 4757920, 5055290, 8088464, 9515840, 10110580, 16176928, 20221160, 32353856, 40442320, 80884640, 161769280]

約数ペア:

[(1, 161769280), (2, 80884640), (4, 40442320), (5, 32353856), (8, 20221160), (10, 16176928), (16, 10110580), (17, 9515840), (20, 8088464), (32, 5055290), (34, 4757920), (40, 4044232), (64, 2527645), (68, 2378960), (80, 2022116), (85, 1903168), (131, 1234880), (136, 1189480), (160, 1011058), (170, 951584), (227, 712640), (262, 617440), (272, 594740), (320, 505529), (340, 475792), (454, 356320), (524, 308720), (544, 297370), (655, 246976), (680, 237896), (908, 178160), (1048, 154360), (1088, 148685), (1135, 142528), (1310, 123488), (1360, 118948), (1816, 89080), (2096, 77180), (2227, 72640), (2270, 71264), (2620, 61744), (2720, 59474), (3632, 44540), (3859, 41920), (4192, 38590), (4454, 36320), (4540, 35632), (5240, 30872), (5440, 29737), (7264, 22270), (7718, 20960), (8384, 19295), (8908, 18160), (9080, 17816), (10480, 15436), (11135, 14528)]