81587520

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 448

約数和(自身を含む): 351129600

約数和(自身を除く): 269542080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 64, 70, 71, 72, 76, 80, 84, 90, 95, 96, 105, 108, 112, 114, 120, 126, 133, 135, 140, 142, 144, 152, 160, 168, 171, 180, 189, 190, 192, 210, 213, 216, 224, 228, 240, 252, 266, 270, 280, 284, 285, 288, 304, 315, 320, 336, 342, 355, 360, 378, 380, 399, 420, 426, 432, 448, 456, 480, 497, 504, 513, 532, 540, 560, 568, 570, 576, 608, 630, 639, 665, 672, 684, 710, 720, 756, 760, 798, 840, 852, 855, 864, 912, 945, 960, 994, 1008, 1026, 1064, 1065, 1080, 1120, 1136, 1140, 1197, 1216, 1260, 1278, 1330, 1344, 1349, 1368, 1420, 1440, 1491, 1512, 1520, 1596, 1680, 1704, 1710, 1728, 1824, 1890, 1917, 1988, 1995, 2016, 2052, 2128, 2130, 2160, 2240, 2272, 2280, 2394, 2485, 2520, 2556, 2565, 2660, 2698, 2736, 2840, 2880, 2982, 3024, 3040, 3192, 3195, 3360, 3408, 3420, 3591, 3648, 3780, 3834, 3976, 3990, 4032, 4047, 4104, 4256, 4260, 4320, 4473, 4544, 4560, 4788, 4970, 5040, 5112, 5130, 5320, 5396, 5472, 5680, 5964, 5985, 6048, 6080, 6384, 6390, 6720, 6745, 6816, 6840, 7182, 7455, 7560, 7668, 7952, 7980, 8094, 8208, 8512, 8520, 8640, 8946, 9120, 9443, 9576, 9585, 9940, 10080, 10224, 10260, 10640, 10792, 10944, 11360, 11928, 11970, 12096, 12141, 12768, 12780, 13419, 13490, 13632, 13680, 14364, 14910, 15120, 15336, 15904, 15960, 16188, 16416, 17040, 17892, 17955, 18240, 18886, 19152, 19170, 19880, 20160, 20235, 20448, 20520, 21280, 21584, 22365, 22720, 23856, 23940, 24282, 25536, 25560, 26838, 26980, 27360, 28329, 28728, 29820, 30240, 30672, 31808, 31920, 32376, 32832, 34080, 35784, 35910, 36423, 37772, 38304, 38340, 39760, 40470, 40896, 41040, 42560, 43168, 44730, 47215, 47712, 47880, 48564, 51120, 53676, 53960, 54720, 56658, 57456, 59640, 60480, 60705, 61344, 63840, 64752, 67095, 68160, 71568, 71820, 72846, 75544, 76608, 76680, 79520, 80940, 82080, 84987, 86336, 89460, 94430, 95424, 95760, 97128, 102240, 107352, 107920, 113316, 114912, 119280, 121410, 122688, 127680, 129504, 134190, 141645, 143136, 143640, 145692, 151088, 153360, 159040, 161880, 164160, 169974, 178920, 182115, 188860, 191520, 194256, 204480, 214704, 215840, 226632, 229824, 238560, 242820, 254961, 259008, 268380, 283290, 286272, 287280, 291384, 302176, 306720, 323760, 339948, 357840, 364230, 377720, 383040, 388512, 424935, 429408, 431680, 453264, 477120, 485640, 509922, 536760, 566580, 574560, 582768, 604352, 613440, 647520, 679896, 715680, 728460, 755440, 777024, 849870, 858816, 906528, 971280, 1019844, 1073520, 1133160, 1149120, 1165536, 1274805, 1295040, 1359792, 1431360, 1456920, 1510880, 1699740, 1813056, 1942560, 2039688, 2147040, 2266320, 2331072, 2549610, 2719584, 2913840, 3021760, 3399480, 3885120, 4079376, 4294080, 4532640, 5099220, 5439168, 5827680, 6798960, 8158752, 9065280, 10198440, 11655360, 13597920, 16317504, 20396880, 27195840, 40793760, 81587520]

約数ペア:

[(1, 81587520), (2, 40793760), (3, 27195840), (4, 20396880), (5, 16317504), (6, 13597920), (7, 11655360), (8, 10198440), (9, 9065280), (10, 8158752), (12, 6798960), (14, 5827680), (15, 5439168), (16, 5099220), (18, 4532640), (19, 4294080), (20, 4079376), (21, 3885120), (24, 3399480), (27, 3021760), (28, 2913840), (30, 2719584), (32, 2549610), (35, 2331072), (36, 2266320), (38, 2147040), (40, 2039688), (42, 1942560), (45, 1813056), (48, 1699740), (54, 1510880), (56, 1456920), (57, 1431360), (60, 1359792), (63, 1295040), (64, 1274805), (70, 1165536), (71, 1149120), (72, 1133160), (76, 1073520), (80, 1019844), (84, 971280), (90, 906528), (95, 858816), (96, 849870), (105, 777024), (108, 755440), (112, 728460), (114, 715680), (120, 679896), (126, 647520), (133, 613440), (135, 604352), (140, 582768), (142, 574560), (144, 566580), (152, 536760), (160, 509922), (168, 485640), (171, 477120), (180, 453264), (189, 431680), (190, 429408), (192, 424935), (210, 388512), (213, 383040), (216, 377720), (224, 364230), (228, 357840), (240, 339948), (252, 323760), (266, 306720), (270, 302176), (280, 291384), (284, 287280), (285, 286272), (288, 283290), (304, 268380), (315, 259008), (320, 254961), (336, 242820), (342, 238560), (355, 229824), (360, 226632), (378, 215840), (380, 214704), (399, 204480), (420, 194256), (426, 191520), (432, 188860), (448, 182115), (456, 178920), (480, 169974), (497, 164160), (504, 161880), (513, 159040), (532, 153360), (540, 151088), (560, 145692), (568, 143640), (570, 143136), (576, 141645), (608, 134190), (630, 129504), (639, 127680), (665, 122688), (672, 121410), (684, 119280), (710, 114912), (720, 113316), (756, 107920), (760, 107352), (798, 102240), (840, 97128), (852, 95760), (855, 95424), (864, 94430), (912, 89460), (945, 86336), (960, 84987), (994, 82080), (1008, 80940), (1026, 79520), (1064, 76680), (1065, 76608), (1080, 75544), (1120, 72846), (1136, 71820), (1140, 71568), (1197, 68160), (1216, 67095), (1260, 64752), (1278, 63840), (1330, 61344), (1344, 60705), (1349, 60480), (1368, 59640), (1420, 57456), (1440, 56658), (1491, 54720), (1512, 53960), (1520, 53676), (1596, 51120), (1680, 48564), (1704, 47880), (1710, 47712), (1728, 47215), (1824, 44730), (1890, 43168), (1917, 42560), (1988, 41040), (1995, 40896), (2016, 40470), (2052, 39760), (2128, 38340), (2130, 38304), (2160, 37772), (2240, 36423), (2272, 35910), (2280, 35784), (2394, 34080), (2485, 32832), (2520, 32376), (2556, 31920), (2565, 31808), (2660, 30672), (2698, 30240), (2736, 29820), (2840, 28728), (2880, 28329), (2982, 27360), (3024, 26980), (3040, 26838), (3192, 25560), (3195, 25536), (3360, 24282), (3408, 23940), (3420, 23856), (3591, 22720), (3648, 22365), (3780, 21584), (3834, 21280), (3976, 20520), (3990, 20448), (4032, 20235), (4047, 20160), (4104, 19880), (4256, 19170), (4260, 19152), (4320, 18886), (4473, 18240), (4544, 17955), (4560, 17892), (4788, 17040), (4970, 16416), (5040, 16188), (5112, 15960), (5130, 15904), (5320, 15336), (5396, 15120), (5472, 14910), (5680, 14364), (5964, 13680), (5985, 13632), (6048, 13490), (6080, 13419), (6384, 12780), (6390, 12768), (6720, 12141), (6745, 12096), (6816, 11970), (6840, 11928), (7182, 11360), (7455, 10944), (7560, 10792), (7668, 10640), (7952, 10260), (7980, 10224), (8094, 10080), (8208, 9940), (8512, 9585), (8520, 9576), (8640, 9443), (8946, 9120)]