205952960

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^3\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 112

約数和(自身を含む): 525048480

約数和(自身を除く): 319095520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 131, 136, 160, 170, 262, 272, 289, 320, 340, 524, 544, 578, 655, 680, 1048, 1088, 1156, 1310, 1360, 1445, 2096, 2227, 2312, 2620, 2720, 2890, 4192, 4454, 4624, 4913, 5240, 5440, 5780, 8384, 8908, 9248, 9826, 10480, 11135, 11560, 17816, 18496, 19652, 20960, 22270, 23120, 24565, 35632, 37859, 39304, 41920, 44540, 46240, 49130, 71264, 75718, 78608, 89080, 92480, 98260, 142528, 151436, 157216, 178160, 189295, 196520, 302872, 314432, 356320, 378590, 393040, 605744, 643603, 712640, 757180, 786080, 1211488, 1287206, 1514360, 1572160, 2422976, 2574412, 3028720, 3218015, 5148824, 6057440, 6436030, 10297648, 12114880, 12872060, 20595296, 25744120, 41190592, 51488240, 102976480, 205952960]

約数ペア:

[(1, 205952960), (2, 102976480), (4, 51488240), (5, 41190592), (8, 25744120), (10, 20595296), (16, 12872060), (17, 12114880), (20, 10297648), (32, 6436030), (34, 6057440), (40, 5148824), (64, 3218015), (68, 3028720), (80, 2574412), (85, 2422976), (131, 1572160), (136, 1514360), (160, 1287206), (170, 1211488), (262, 786080), (272, 757180), (289, 712640), (320, 643603), (340, 605744), (524, 393040), (544, 378590), (578, 356320), (655, 314432), (680, 302872), (1048, 196520), (1088, 189295), (1156, 178160), (1310, 157216), (1360, 151436), (1445, 142528), (2096, 98260), (2227, 92480), (2312, 89080), (2620, 78608), (2720, 75718), (2890, 71264), (4192, 49130), (4454, 46240), (4624, 44540), (4913, 41920), (5240, 39304), (5440, 37859), (5780, 35632), (8384, 24565), (8908, 23120), (9248, 22270), (9826, 20960), (10480, 19652), (11135, 18496), (11560, 17816)]