84378240

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:304

約数の個数: 256

約数和(自身を含む): 315792000

約数和(自身を除く): 231413760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 257, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 514, 540, 570, 576, 608, 640, 684, 720, 760, 771, 855, 864, 912, 960, 1026, 1028, 1080, 1140, 1152, 1216, 1285, 1368, 1440, 1520, 1542, 1710, 1728, 1824, 1920, 2052, 2056, 2160, 2280, 2313, 2432, 2565, 2570, 2736, 2880, 3040, 3084, 3420, 3456, 3648, 3855, 4104, 4112, 4320, 4560, 4626, 4883, 5130, 5140, 5472, 5760, 6080, 6168, 6840, 6939, 7296, 7710, 8208, 8224, 8640, 9120, 9252, 9766, 10260, 10280, 10944, 11565, 12160, 12336, 13680, 13878, 14649, 15420, 16416, 16448, 17280, 18240, 18504, 19532, 20520, 20560, 21888, 23130, 24415, 24672, 27360, 27756, 29298, 30840, 32832, 32896, 34695, 36480, 37008, 39064, 41040, 41120, 43947, 46260, 48830, 49344, 54720, 55512, 58596, 61680, 65664, 69390, 73245, 74016, 78128, 82080, 82240, 87894, 92520, 97660, 98688, 109440, 111024, 117192, 123360, 131841, 138780, 146490, 148032, 156256, 164160, 164480, 175788, 185040, 195320, 219735, 222048, 234384, 246720, 263682, 277560, 292980, 296064, 312512, 328320, 351576, 370080, 390640, 439470, 444096, 468768, 493440, 527364, 555120, 585960, 625024, 659205, 703152, 740160, 781280, 878940, 888192, 937536, 1054728, 1110240, 1171920, 1318410, 1406304, 1480320, 1562560, 1757880, 1875072, 2109456, 2220480, 2343840, 2636820, 2812608, 3125120, 3515760, 4218912, 4440960, 4687680, 5273640, 5625216, 7031520, 8437824, 9375360, 10547280, 14063040, 16875648, 21094560, 28126080, 42189120, 84378240]

約数ペア:

[(1, 84378240), (2, 42189120), (3, 28126080), (4, 21094560), (5, 16875648), (6, 14063040), (8, 10547280), (9, 9375360), (10, 8437824), (12, 7031520), (15, 5625216), (16, 5273640), (18, 4687680), (19, 4440960), (20, 4218912), (24, 3515760), (27, 3125120), (30, 2812608), (32, 2636820), (36, 2343840), (38, 2220480), (40, 2109456), (45, 1875072), (48, 1757880), (54, 1562560), (57, 1480320), (60, 1406304), (64, 1318410), (72, 1171920), (76, 1110240), (80, 1054728), (90, 937536), (95, 888192), (96, 878940), (108, 781280), (114, 740160), (120, 703152), (128, 659205), (135, 625024), (144, 585960), (152, 555120), (160, 527364), (171, 493440), (180, 468768), (190, 444096), (192, 439470), (216, 390640), (228, 370080), (240, 351576), (257, 328320), (270, 312512), (285, 296064), (288, 292980), (304, 277560), (320, 263682), (342, 246720), (360, 234384), (380, 222048), (384, 219735), (432, 195320), (456, 185040), (480, 175788), (513, 164480), (514, 164160), (540, 156256), (570, 148032), (576, 146490), (608, 138780), (640, 131841), (684, 123360), (720, 117192), (760, 111024), (771, 109440), (855, 98688), (864, 97660), (912, 92520), (960, 87894), (1026, 82240), (1028, 82080), (1080, 78128), (1140, 74016), (1152, 73245), (1216, 69390), (1285, 65664), (1368, 61680), (1440, 58596), (1520, 55512), (1542, 54720), (1710, 49344), (1728, 48830), (1824, 46260), (1920, 43947), (2052, 41120), (2056, 41040), (2160, 39064), (2280, 37008), (2313, 36480), (2432, 34695), (2565, 32896), (2570, 32832), (2736, 30840), (2880, 29298), (3040, 27756), (3084, 27360), (3420, 24672), (3456, 24415), (3648, 23130), (3855, 21888), (4104, 20560), (4112, 20520), (4320, 19532), (4560, 18504), (4626, 18240), (4883, 17280), (5130, 16448), (5140, 16416), (5472, 15420), (5760, 14649), (6080, 13878), (6168, 13680), (6840, 12336), (6939, 12160), (7296, 11565), (7710, 10944), (8208, 10280), (8224, 10260), (8640, 9766), (9120, 9252)]