20164537680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{2693}}^1\times {\mathrm{4457}}^1$

素因数の和:7173

約数の個数: 160

約数和(自身を含む): 71482639104

約数和(自身を除く): 51318101424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 2693, 4457, 5386, 8079, 8914, 10772, 13371, 13465, 16158, 17828, 18851, 21544, 22285, 26742, 26930, 31199, 32316, 35656, 37702, 40395, 43088, 44570, 53484, 53860, 56553, 62398, 64632, 66855, 71312, 75404, 80790, 89140, 93597, 94255, 106968, 107720, 113106, 124796, 129264, 133710, 150808, 155995, 161580, 178280, 187194, 188510, 213936, 215440, 226212, 249592, 267420, 282765, 301616, 311990, 323160, 356560, 374388, 377020, 452424, 467985, 499184, 534840, 565530, 623980, 646320, 748776, 754040, 904848, 935970, 1069680, 1131060, 1247960, 1497552, 1508080, 1871940, 2262120, 2495920, 3743880, 4524240, 7487760, 12002701, 24005402, 36008103, 48010804, 60013505, 72016206, 84018907, 96021608, 120027010, 144032412, 168037814, 180040515, 192043216, 240054020, 252056721, 288064824, 336075628, 360081030, 420094535, 480108040, 504113442, 576129648, 672151256, 720162060, 840189070, 960216080, 1008226884, 1260283605, 1344302512, 1440324120, 1680378140, 2016453768, 2520567210, 2880648240, 3360756280, 4032907536, 5041134420, 6721512560, 10082268840, 20164537680]

約数ペア:

[(1, 20164537680), (2, 10082268840), (3, 6721512560), (4, 5041134420), (5, 4032907536), (6, 3360756280), (7, 2880648240), (8, 2520567210), (10, 2016453768), (12, 1680378140), (14, 1440324120), (15, 1344302512), (16, 1260283605), (20, 1008226884), (21, 960216080), (24, 840189070), (28, 720162060), (30, 672151256), (35, 576129648), (40, 504113442), (42, 480108040), (48, 420094535), (56, 360081030), (60, 336075628), (70, 288064824), (80, 252056721), (84, 240054020), (105, 192043216), (112, 180040515), (120, 168037814), (140, 144032412), (168, 120027010), (210, 96021608), (240, 84018907), (280, 72016206), (336, 60013505), (420, 48010804), (560, 36008103), (840, 24005402), (1680, 12002701), (2693, 7487760), (4457, 4524240), (5386, 3743880), (8079, 2495920), (8914, 2262120), (10772, 1871940), (13371, 1508080), (13465, 1497552), (16158, 1247960), (17828, 1131060), (18851, 1069680), (21544, 935970), (22285, 904848), (26742, 754040), (26930, 748776), (31199, 646320), (32316, 623980), (35656, 565530), (37702, 534840), (40395, 499184), (43088, 467985), (44570, 452424), (53484, 377020), (53860, 374388), (56553, 356560), (62398, 323160), (64632, 311990), (66855, 301616), (71312, 282765), (75404, 267420), (80790, 249592), (89140, 226212), (93597, 215440), (94255, 213936), (106968, 188510), (107720, 187194), (113106, 178280), (124796, 161580), (129264, 155995), (133710, 150808)]