72692480

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 216

約数和(自身を含む): 216704880

約数和(自身を除く): 144012400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 61, 64, 70, 76, 80, 95, 98, 112, 122, 128, 133, 140, 152, 160, 190, 196, 224, 244, 245, 256, 266, 280, 304, 305, 320, 380, 392, 427, 448, 488, 490, 532, 560, 608, 610, 640, 665, 760, 784, 854, 896, 931, 976, 980, 1064, 1120, 1159, 1216, 1220, 1280, 1330, 1520, 1568, 1708, 1792, 1862, 1952, 1960, 2128, 2135, 2240, 2318, 2432, 2440, 2660, 2989, 3040, 3136, 3416, 3724, 3904, 3920, 4256, 4270, 4480, 4636, 4655, 4864, 4880, 5320, 5795, 5978, 6080, 6272, 6832, 7448, 7808, 7840, 8113, 8512, 8540, 8960, 9272, 9310, 9760, 10640, 11590, 11956, 12160, 12544, 13664, 14896, 14945, 15616, 15680, 16226, 17024, 17080, 18544, 18620, 19520, 21280, 23180, 23912, 24320, 27328, 29792, 29890, 31360, 32452, 34048, 34160, 37088, 37240, 39040, 40565, 42560, 46360, 47824, 54656, 56791, 59584, 59780, 62720, 64904, 68320, 74176, 74480, 78080, 81130, 85120, 92720, 95648, 109312, 113582, 119168, 119560, 129808, 136640, 148352, 148960, 162260, 170240, 185440, 191296, 227164, 238336, 239120, 259616, 273280, 283955, 296704, 297920, 324520, 370880, 382592, 454328, 478240, 519232, 546560, 567910, 595840, 649040, 741760, 765184, 908656, 956480, 1038464, 1135820, 1191680, 1298080, 1483520, 1817312, 1912960, 2076928, 2271640, 2596160, 3634624, 3825920, 4543280, 5192320, 7269248, 9086560, 10384640, 14538496, 18173120, 36346240, 72692480]

約数ペア:

[(1, 72692480), (2, 36346240), (4, 18173120), (5, 14538496), (7, 10384640), (8, 9086560), (10, 7269248), (14, 5192320), (16, 4543280), (19, 3825920), (20, 3634624), (28, 2596160), (32, 2271640), (35, 2076928), (38, 1912960), (40, 1817312), (49, 1483520), (56, 1298080), (61, 1191680), (64, 1135820), (70, 1038464), (76, 956480), (80, 908656), (95, 765184), (98, 741760), (112, 649040), (122, 595840), (128, 567910), (133, 546560), (140, 519232), (152, 478240), (160, 454328), (190, 382592), (196, 370880), (224, 324520), (244, 297920), (245, 296704), (256, 283955), (266, 273280), (280, 259616), (304, 239120), (305, 238336), (320, 227164), (380, 191296), (392, 185440), (427, 170240), (448, 162260), (488, 148960), (490, 148352), (532, 136640), (560, 129808), (608, 119560), (610, 119168), (640, 113582), (665, 109312), (760, 95648), (784, 92720), (854, 85120), (896, 81130), (931, 78080), (976, 74480), (980, 74176), (1064, 68320), (1120, 64904), (1159, 62720), (1216, 59780), (1220, 59584), (1280, 56791), (1330, 54656), (1520, 47824), (1568, 46360), (1708, 42560), (1792, 40565), (1862, 39040), (1952, 37240), (1960, 37088), (2128, 34160), (2135, 34048), (2240, 32452), (2318, 31360), (2432, 29890), (2440, 29792), (2660, 27328), (2989, 24320), (3040, 23912), (3136, 23180), (3416, 21280), (3724, 19520), (3904, 18620), (3920, 18544), (4256, 17080), (4270, 17024), (4480, 16226), (4636, 15680), (4655, 15616), (4864, 14945), (4880, 14896), (5320, 13664), (5795, 12544), (5978, 12160), (6080, 11956), (6272, 11590), (6832, 10640), (7448, 9760), (7808, 9310), (7840, 9272), (8113, 8960), (8512, 8540)]