217920960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4451}}^1$

素因数の和:4491

約数の個数: 168

約数和(自身を含む): 793827216

約数和(自身を除く): 575906256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 408, 480, 510, 544, 576, 612, 680, 720, 765, 816, 960, 1020, 1088, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 2880, 3060, 3264, 4080, 4451, 4896, 5440, 6120, 8160, 8902, 9792, 12240, 13353, 16320, 17804, 22255, 24480, 26706, 35608, 40059, 44510, 48960, 53412, 66765, 71216, 75667, 80118, 89020, 106824, 133530, 142432, 151334, 160236, 178040, 200295, 213648, 227001, 267060, 284864, 302668, 320472, 356080, 378335, 400590, 427296, 454002, 534120, 605336, 640944, 681003, 712160, 756670, 801180, 854592, 908004, 1068240, 1135005, 1210672, 1281888, 1362006, 1424320, 1513340, 1602360, 1816008, 2136480, 2270010, 2421344, 2563776, 2724012, 3026680, 3204720, 3405015, 3632016, 4272960, 4540020, 4842688, 5448024, 6053360, 6409440, 6810030, 7264032, 9080040, 10896048, 12106720, 12818880, 13620060, 14528064, 18160080, 21792096, 24213440, 27240120, 36320160, 43584192, 54480240, 72640320, 108960480, 217920960]

約数ペア:

[(1, 217920960), (2, 108960480), (3, 72640320), (4, 54480240), (5, 43584192), (6, 36320160), (8, 27240120), (9, 24213440), (10, 21792096), (12, 18160080), (15, 14528064), (16, 13620060), (17, 12818880), (18, 12106720), (20, 10896048), (24, 9080040), (30, 7264032), (32, 6810030), (34, 6409440), (36, 6053360), (40, 5448024), (45, 4842688), (48, 4540020), (51, 4272960), (60, 3632016), (64, 3405015), (68, 3204720), (72, 3026680), (80, 2724012), (85, 2563776), (90, 2421344), (96, 2270010), (102, 2136480), (120, 1816008), (136, 1602360), (144, 1513340), (153, 1424320), (160, 1362006), (170, 1281888), (180, 1210672), (192, 1135005), (204, 1068240), (240, 908004), (255, 854592), (272, 801180), (288, 756670), (306, 712160), (320, 681003), (340, 640944), (360, 605336), (408, 534120), (480, 454002), (510, 427296), (544, 400590), (576, 378335), (612, 356080), (680, 320472), (720, 302668), (765, 284864), (816, 267060), (960, 227001), (1020, 213648), (1088, 200295), (1224, 178040), (1360, 160236), (1440, 151334), (1530, 142432), (1632, 133530), (2040, 106824), (2448, 89020), (2720, 80118), (2880, 75667), (3060, 71216), (3264, 66765), (4080, 53412), (4451, 48960), (4896, 44510), (5440, 40059), (6120, 35608), (8160, 26706), (8902, 24480), (9792, 22255), (12240, 17804), (13353, 16320)]