80862480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:318

約数の個数: 240

約数和(自身を含む): 299445120

約数和(自身を除く): 218582640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 48, 57, 60, 69, 72, 76, 80, 90, 92, 95, 114, 115, 120, 138, 144, 152, 171, 180, 184, 190, 207, 228, 230, 240, 257, 276, 285, 304, 342, 345, 360, 368, 380, 414, 437, 456, 460, 514, 552, 570, 684, 690, 720, 760, 771, 828, 855, 874, 912, 920, 1028, 1035, 1104, 1140, 1285, 1311, 1368, 1380, 1520, 1542, 1656, 1710, 1748, 1840, 2056, 2070, 2185, 2280, 2313, 2570, 2622, 2736, 2760, 3084, 3312, 3420, 3496, 3855, 3933, 4112, 4140, 4370, 4560, 4626, 4883, 5140, 5244, 5520, 5911, 6168, 6555, 6840, 6992, 7710, 7866, 8280, 8740, 9252, 9766, 10280, 10488, 11565, 11822, 12336, 13110, 13680, 14649, 15420, 15732, 16560, 17480, 17733, 18504, 19532, 19665, 20560, 20976, 23130, 23644, 24415, 26220, 29298, 29555, 30840, 31464, 34960, 35466, 37008, 39064, 39330, 43947, 46260, 47288, 48830, 52440, 53199, 58596, 59110, 61680, 62928, 70932, 73245, 78128, 78660, 87894, 88665, 92520, 94576, 97660, 104880, 106398, 112309, 117192, 118220, 141864, 146490, 157320, 175788, 177330, 185040, 195320, 212796, 219735, 224618, 234384, 236440, 265995, 283728, 292980, 314640, 336927, 351576, 354660, 390640, 425592, 439470, 449236, 472880, 531990, 561545, 585960, 673854, 703152, 709320, 851184, 878940, 898472, 1010781, 1063980, 1123090, 1171920, 1347708, 1418640, 1684635, 1757880, 1796944, 2021562, 2127960, 2246180, 2695416, 3369270, 3515760, 4043124, 4255920, 4492360, 5053905, 5390832, 6738540, 8086248, 8984720, 10107810, 13477080, 16172496, 20215620, 26954160, 40431240, 80862480]

約数ペア:

[(1, 80862480), (2, 40431240), (3, 26954160), (4, 20215620), (5, 16172496), (6, 13477080), (8, 10107810), (9, 8984720), (10, 8086248), (12, 6738540), (15, 5390832), (16, 5053905), (18, 4492360), (19, 4255920), (20, 4043124), (23, 3515760), (24, 3369270), (30, 2695416), (36, 2246180), (38, 2127960), (40, 2021562), (45, 1796944), (46, 1757880), (48, 1684635), (57, 1418640), (60, 1347708), (69, 1171920), (72, 1123090), (76, 1063980), (80, 1010781), (90, 898472), (92, 878940), (95, 851184), (114, 709320), (115, 703152), (120, 673854), (138, 585960), (144, 561545), (152, 531990), (171, 472880), (180, 449236), (184, 439470), (190, 425592), (207, 390640), (228, 354660), (230, 351576), (240, 336927), (257, 314640), (276, 292980), (285, 283728), (304, 265995), (342, 236440), (345, 234384), (360, 224618), (368, 219735), (380, 212796), (414, 195320), (437, 185040), (456, 177330), (460, 175788), (514, 157320), (552, 146490), (570, 141864), (684, 118220), (690, 117192), (720, 112309), (760, 106398), (771, 104880), (828, 97660), (855, 94576), (874, 92520), (912, 88665), (920, 87894), (1028, 78660), (1035, 78128), (1104, 73245), (1140, 70932), (1285, 62928), (1311, 61680), (1368, 59110), (1380, 58596), (1520, 53199), (1542, 52440), (1656, 48830), (1710, 47288), (1748, 46260), (1840, 43947), (2056, 39330), (2070, 39064), (2185, 37008), (2280, 35466), (2313, 34960), (2570, 31464), (2622, 30840), (2736, 29555), (2760, 29298), (3084, 26220), (3312, 24415), (3420, 23644), (3496, 23130), (3855, 20976), (3933, 20560), (4112, 19665), (4140, 19532), (4370, 18504), (4560, 17733), (4626, 17480), (4883, 16560), (5140, 15732), (5244, 15420), (5520, 14649), (5911, 13680), (6168, 13110), (6555, 12336), (6840, 11822), (6992, 11565), (7710, 10488), (7866, 10280), (8280, 9766), (8740, 9252)]