81724320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:172

約数の個数: 288

約数和(自身を含む): 306633600

約数和(自身を除く): 224909280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 29, 30, 32, 36, 38, 40, 45, 48, 57, 58, 60, 72, 76, 80, 87, 90, 95, 96, 103, 114, 116, 120, 144, 145, 152, 160, 171, 174, 180, 190, 206, 228, 232, 240, 261, 285, 288, 290, 304, 309, 342, 348, 360, 380, 412, 435, 456, 464, 480, 515, 522, 551, 570, 580, 608, 618, 684, 696, 720, 760, 824, 855, 870, 912, 927, 928, 1030, 1044, 1102, 1140, 1160, 1236, 1305, 1368, 1392, 1440, 1520, 1545, 1648, 1653, 1710, 1740, 1824, 1854, 1957, 2060, 2088, 2204, 2280, 2320, 2472, 2610, 2736, 2755, 2784, 2987, 3040, 3090, 3296, 3306, 3420, 3480, 3708, 3914, 4120, 4176, 4408, 4560, 4635, 4640, 4944, 4959, 5220, 5472, 5510, 5871, 5974, 6180, 6612, 6840, 6960, 7416, 7828, 8240, 8265, 8352, 8816, 8961, 9120, 9270, 9785, 9888, 9918, 10440, 11020, 11742, 11948, 12360, 13224, 13680, 13920, 14832, 14935, 15656, 16480, 16530, 17613, 17632, 17922, 18540, 19570, 19836, 20880, 22040, 23484, 23896, 24720, 24795, 26448, 26883, 27360, 29355, 29664, 29870, 31312, 33060, 35226, 35844, 37080, 39140, 39672, 41760, 44080, 44805, 46968, 47792, 49440, 49590, 52896, 53766, 56753, 58710, 59740, 62624, 66120, 70452, 71688, 74160, 78280, 79344, 88065, 88160, 89610, 93936, 95584, 99180, 107532, 113506, 117420, 119480, 132240, 134415, 140904, 143376, 148320, 156560, 158688, 170259, 176130, 179220, 187872, 198360, 215064, 227012, 234840, 238960, 264480, 268830, 281808, 283765, 286752, 313120, 340518, 352260, 358440, 396720, 430128, 454024, 469680, 477920, 510777, 537660, 563616, 567530, 681036, 704520, 716880, 793440, 851295, 860256, 908048, 939360, 1021554, 1075320, 1135060, 1362072, 1409040, 1433760, 1702590, 1816096, 2043108, 2150640, 2270120, 2553885, 2724144, 2818080, 3405180, 4086216, 4301280, 4540240, 5107770, 5448288, 6810360, 8172432, 9080480, 10215540, 13620720, 16344864, 20431080, 27241440, 40862160, 81724320]

約数ペア:

[(1, 81724320), (2, 40862160), (3, 27241440), (4, 20431080), (5, 16344864), (6, 13620720), (8, 10215540), (9, 9080480), (10, 8172432), (12, 6810360), (15, 5448288), (16, 5107770), (18, 4540240), (19, 4301280), (20, 4086216), (24, 3405180), (29, 2818080), (30, 2724144), (32, 2553885), (36, 2270120), (38, 2150640), (40, 2043108), (45, 1816096), (48, 1702590), (57, 1433760), (58, 1409040), (60, 1362072), (72, 1135060), (76, 1075320), (80, 1021554), (87, 939360), (90, 908048), (95, 860256), (96, 851295), (103, 793440), (114, 716880), (116, 704520), (120, 681036), (144, 567530), (145, 563616), (152, 537660), (160, 510777), (171, 477920), (174, 469680), (180, 454024), (190, 430128), (206, 396720), (228, 358440), (232, 352260), (240, 340518), (261, 313120), (285, 286752), (288, 283765), (290, 281808), (304, 268830), (309, 264480), (342, 238960), (348, 234840), (360, 227012), (380, 215064), (412, 198360), (435, 187872), (456, 179220), (464, 176130), (480, 170259), (515, 158688), (522, 156560), (551, 148320), (570, 143376), (580, 140904), (608, 134415), (618, 132240), (684, 119480), (696, 117420), (720, 113506), (760, 107532), (824, 99180), (855, 95584), (870, 93936), (912, 89610), (927, 88160), (928, 88065), (1030, 79344), (1044, 78280), (1102, 74160), (1140, 71688), (1160, 70452), (1236, 66120), (1305, 62624), (1368, 59740), (1392, 58710), (1440, 56753), (1520, 53766), (1545, 52896), (1648, 49590), (1653, 49440), (1710, 47792), (1740, 46968), (1824, 44805), (1854, 44080), (1957, 41760), (2060, 39672), (2088, 39140), (2204, 37080), (2280, 35844), (2320, 35226), (2472, 33060), (2610, 31312), (2736, 29870), (2755, 29664), (2784, 29355), (2987, 27360), (3040, 26883), (3090, 26448), (3296, 24795), (3306, 24720), (3420, 23896), (3480, 23484), (3708, 22040), (3914, 20880), (4120, 19836), (4176, 19570), (4408, 18540), (4560, 17922), (4635, 17632), (4640, 17613), (4944, 16530), (4959, 16480), (5220, 15656), (5472, 14935), (5510, 14832), (5871, 13920), (5974, 13680), (6180, 13224), (6612, 12360), (6840, 11948), (6960, 11742), (7416, 11020), (7828, 10440), (8240, 9918), (8265, 9888), (8352, 9785), (8816, 9270), (8961, 9120)]