20384125440

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{54167}}^1$

素因数の和:54207

約数の個数: 240

約数和(自身を含む): 75806165952

約数和(自身を除く): 55422040512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1344, 1470, 1536, 1568, 1680, 1792, 1920, 1960, 2240, 2352, 2560, 2688, 2940, 3136, 3360, 3584, 3840, 3920, 4480, 4704, 5376, 5880, 6272, 6720, 7680, 7840, 8960, 9408, 10752, 11760, 12544, 13440, 15680, 17920, 18816, 23520, 25088, 26880, 31360, 37632, 47040, 53760, 54167, 62720, 75264, 94080, 108334, 125440, 162501, 188160, 216668, 270835, 325002, 376320, 379169, 433336, 541670, 650004, 758338, 812505, 866672, 1083340, 1137507, 1300008, 1516676, 1625010, 1733344, 1895845, 2166680, 2275014, 2600016, 2654183, 3033352, 3250020, 3466688, 3791690, 4333360, 4550028, 5200032, 5308366, 5687535, 6066704, 6500040, 6933376, 7583380, 7962549, 8666720, 9100056, 10400064, 10616732, 11375070, 12133408, 13000080, 13270915, 13866752, 15166760, 15925098, 17333440, 18200112, 20800128, 21233464, 22750140, 24266816, 26000160, 26541830, 27733504, 30333520, 31850196, 34666880, 36400224, 39812745, 41600256, 42466928, 45500280, 48533632, 52000320, 53083660, 60667040, 63700392, 69333760, 72800448, 79625490, 83200512, 84933856, 91000560, 97067264, 104000640, 106167320, 121334080, 127400784, 138667520, 145600896, 159250980, 169867712, 182001120, 194134528, 208001280, 212334640, 242668160, 254801568, 291201792, 318501960, 339735424, 364002240, 416002560, 424669280, 485336320, 509603136, 582403584, 637003920, 679470848, 728004480, 849338560, 970672640, 1019206272, 1274007840, 1358941696, 1456008960, 1698677120, 2038412544, 2548015680, 2912017920, 3397354240, 4076825088, 5096031360, 6794708480, 10192062720, 20384125440]

約数ペア:

[(1, 20384125440), (2, 10192062720), (3, 6794708480), (4, 5096031360), (5, 4076825088), (6, 3397354240), (7, 2912017920), (8, 2548015680), (10, 2038412544), (12, 1698677120), (14, 1456008960), (15, 1358941696), (16, 1274007840), (20, 1019206272), (21, 970672640), (24, 849338560), (28, 728004480), (30, 679470848), (32, 637003920), (35, 582403584), (40, 509603136), (42, 485336320), (48, 424669280), (49, 416002560), (56, 364002240), (60, 339735424), (64, 318501960), (70, 291201792), (80, 254801568), (84, 242668160), (96, 212334640), (98, 208001280), (105, 194134528), (112, 182001120), (120, 169867712), (128, 159250980), (140, 145600896), (147, 138667520), (160, 127400784), (168, 121334080), (192, 106167320), (196, 104000640), (210, 97067264), (224, 91000560), (240, 84933856), (245, 83200512), (256, 79625490), (280, 72800448), (294, 69333760), (320, 63700392), (336, 60667040), (384, 53083660), (392, 52000320), (420, 48533632), (448, 45500280), (480, 42466928), (490, 41600256), (512, 39812745), (560, 36400224), (588, 34666880), (640, 31850196), (672, 30333520), (735, 27733504), (768, 26541830), (784, 26000160), (840, 24266816), (896, 22750140), (960, 21233464), (980, 20800128), (1120, 18200112), (1176, 17333440), (1280, 15925098), (1344, 15166760), (1470, 13866752), (1536, 13270915), (1568, 13000080), (1680, 12133408), (1792, 11375070), (1920, 10616732), (1960, 10400064), (2240, 9100056), (2352, 8666720), (2560, 7962549), (2688, 7583380), (2940, 6933376), (3136, 6500040), (3360, 6066704), (3584, 5687535), (3840, 5308366), (3920, 5200032), (4480, 4550028), (4704, 4333360), (5376, 3791690), (5880, 3466688), (6272, 3250020), (6720, 3033352), (7680, 2654183), (7840, 2600016), (8960, 2275014), (9408, 2166680), (10752, 1895845), (11760, 1733344), (12544, 1625010), (13440, 1516676), (15680, 1300008), (17920, 1137507), (18816, 1083340), (23520, 866672), (25088, 812505), (26880, 758338), (31360, 650004), (37632, 541670), (47040, 433336), (53760, 379169), (54167, 376320), (62720, 325002), (75264, 270835), (94080, 216668), (108334, 188160), (125440, 162501)]