20068581600

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:161

約数の個数: 1152

約数和(自身を含む): 83154677760

約数和(自身を除く): 63086096160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 27, 30, 31, 32, 34, 36, 40, 41, 43, 45, 48, 50, 51, 54, 60, 62, 68, 72, 75, 80, 82, 85, 86, 90, 93, 96, 100, 102, 108, 120, 123, 124, 129, 135, 136, 144, 150, 153, 155, 160, 164, 170, 172, 180, 186, 200, 204, 205, 215, 216, 225, 240, 246, 248, 255, 258, 270, 272, 279, 288, 300, 306, 310, 328, 340, 344, 360, 369, 372, 387, 400, 408, 410, 425, 430, 432, 450, 459, 465, 480, 492, 496, 510, 516, 527, 540, 544, 558, 600, 612, 615, 620, 645, 656, 675, 680, 688, 697, 720, 731, 738, 744, 765, 774, 775, 800, 816, 820, 837, 850, 860, 864, 900, 918, 930, 984, 992, 1020, 1025, 1032, 1054, 1075, 1080, 1107, 1116, 1161, 1200, 1224, 1230, 1240, 1271, 1275, 1290, 1312, 1333, 1350, 1360, 1376, 1394, 1395, 1440, 1462, 1476, 1488, 1530, 1548, 1550, 1581, 1632, 1640, 1674, 1700, 1720, 1763, 1800, 1836, 1845, 1860, 1935, 1968, 2040, 2050, 2064, 2091, 2108, 2150, 2160, 2193, 2214, 2232, 2295, 2322, 2325, 2400, 2448, 2460, 2480, 2542, 2550, 2580, 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約数ペア:

[(1, 20068581600), (2, 10034290800), (3, 6689527200), (4, 5017145400), (5, 4013716320), (6, 3344763600), (8, 2508572700), (9, 2229842400), (10, 2006858160), (12, 1672381800), (15, 1337905440), (16, 1254286350), (17, 1180504800), (18, 1114921200), (20, 1003429080), (24, 836190900), (25, 802743264), (27, 743280800), (30, 668952720), (31, 647373600), (32, 627143175), (34, 590252400), (36, 557460600), (40, 501714540), (41, 489477600), (43, 466711200), (45, 445968480), (48, 418095450), (50, 401371632), (51, 393501600), (54, 371640400), (60, 334476360), (62, 323686800), (68, 295126200), (72, 278730300), (75, 267581088), (80, 250857270), (82, 244738800), (85, 236100960), (86, 233355600), (90, 222984240), (93, 215791200), (96, 209047725), (100, 200685816), (102, 196750800), (108, 185820200), (120, 167238180), (123, 163159200), (124, 161843400), (129, 155570400), (135, 148656160), (136, 147563100), (144, 139365150), (150, 133790544), (153, 131167200), (155, 129474720), (160, 125428635), (164, 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