20078081280

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30577}}^1$

素因数の和:30626

約数の個数: 288

約数和(自身を含む): 75001718400

約数和(自身を除く): 54923637120

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, 256, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 768, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2304, 2432, 2565, 2736, 2880, 3040, 3420, 3456, 3648, 3840, 4104, 4320, 4560, 4864, 5130, 5472, 5760, 6080, 6840, 6912, 7296, 8208, 8640, 9120, 10260, 10944, 11520, 12160, 13680, 14592, 16416, 17280, 18240, 20520, 21888, 24320, 27360, 30577, 32832, 34560, 36480, 41040, 43776, 54720, 61154, 65664, 72960, 82080, 91731, 109440, 122308, 131328, 152885, 164160, 183462, 218880, 244616, 275193, 305770, 328320, 366924, 458655, 489232, 550386, 580963, 611540, 656640, 733848, 825579, 917310, 978464, 1100772, 1161926, 1223080, 1375965, 1467696, 1651158, 1742889, 1834620, 1956928, 2201544, 2323852, 2446160, 2751930, 2904815, 2935392, 3302316, 3485778, 3669240, 3913856, 4127895, 4403088, 4647704, 4892320, 5228667, 5503860, 5809630, 5870784, 6604632, 6971556, 7338480, 7827712, 8255790, 8714445, 8806176, 9295408, 9784640, 10457334, 11007720, 11619260, 11741568, 13209264, 13943112, 14676960, 15686001, 16511580, 17428890, 17612352, 18590816, 19569280, 20914668, 22015440, 23238520, 23483136, 26143335, 26418528, 27886224, 29353920, 31372002, 33023160, 34857780, 35224704, 37181632, 39138560, 41829336, 44030880, 46477040, 52286670, 52837056, 55772448, 58707840, 62744004, 66046320, 69715560, 70449408, 74363264, 78430005, 83658672, 88061760, 92954080, 104573340, 105674112, 111544896, 117415680, 125488008, 132092640, 139431120, 148726528, 156860010, 167317344, 176123520, 185908160, 209146680, 211348224, 223089792, 250976016, 264185280, 278862240, 313720020, 334634688, 352247040, 371816320, 418293360, 446179584, 501952032, 528370560, 557724480, 627440040, 669269376, 743632640, 836586720, 1003904064, 1056741120, 1115448960, 1254880080, 1338538752, 1673173440, 2007808128, 2230897920, 2509760160, 3346346880, 4015616256, 5019520320, 6692693760, 10039040640, 20078081280]

約数ペア:

[(1, 20078081280), (2, 10039040640), (3, 6692693760), (4, 5019520320), (5, 4015616256), (6, 3346346880), (8, 2509760160), (9, 2230897920), (10, 2007808128), (12, 1673173440), (15, 1338538752), (16, 1254880080), (18, 1115448960), (19, 1056741120), (20, 1003904064), (24, 836586720), (27, 743632640), (30, 669269376), (32, 627440040), (36, 557724480), (38, 528370560), (40, 501952032), (45, 446179584), (48, 418293360), (54, 371816320), (57, 352247040), (60, 334634688), (64, 313720020), (72, 278862240), (76, 264185280), (80, 250976016), (90, 223089792), (95, 211348224), (96, 209146680), (108, 185908160), (114, 176123520), (120, 167317344), (128, 156860010), (135, 148726528), (144, 139431120), (152, 132092640), (160, 125488008), (171, 117415680), (180, 111544896), (190, 105674112), (192, 104573340), (216, 92954080), (228, 88061760), (240, 83658672), (256, 78430005), (270, 74363264), (285, 70449408), (288, 69715560), (304, 66046320), (320, 62744004), (342, 58707840), (360, 55772448), (380, 52837056), (384, 52286670), (432, 46477040), (456, 44030880), (480, 41829336), (513, 39138560), (540, 37181632), (570, 35224704), (576, 34857780), (608, 33023160), (640, 31372002), (684, 29353920), (720, 27886224), (760, 26418528), (768, 26143335), (855, 23483136), (864, 23238520), (912, 22015440), (960, 20914668), (1026, 19569280), (1080, 18590816), (1140, 17612352), (1152, 17428890), (1216, 16511580), (1280, 15686001), (1368, 14676960), (1440, 13943112), (1520, 13209264), (1710, 11741568), (1728, 11619260), (1824, 11007720), (1920, 10457334), (2052, 9784640), (2160, 9295408), (2280, 8806176), (2304, 8714445), (2432, 8255790), (2565, 7827712), (2736, 7338480), (2880, 6971556), (3040, 6604632), (3420, 5870784), (3456, 5809630), (3648, 5503860), (3840, 5228667), (4104, 4892320), (4320, 4647704), (4560, 4403088), (4864, 4127895), (5130, 3913856), (5472, 3669240), (5760, 3485778), (6080, 3302316), (6840, 2935392), (6912, 2904815), (7296, 2751930), (8208, 2446160), (8640, 2323852), (9120, 2201544), (10260, 1956928), (10944, 1834620), (11520, 1742889), (12160, 1651158), (13680, 1467696), (14592, 1375965), (16416, 1223080), (17280, 1161926), (18240, 1100772), (20520, 978464), (21888, 917310), (24320, 825579), (27360, 733848), (30577, 656640), (32832, 611540), (34560, 580963), (36480, 550386), (41040, 489232), (43776, 458655), (54720, 366924), (61154, 328320), (65664, 305770), (72960, 275193), (82080, 244616), (91731, 218880), (109440, 183462), (122308, 164160), (131328, 152885)]