20873711040

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{238939}}^1$

素因数の和:238979

約数の個数: 224

約数和(自身を含む): 81568381440

約数和(自身を除く): 60694670400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 672, 728, 780, 832, 840, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2240, 2496, 2730, 2912, 3120, 3360, 3640, 4160, 4368, 5460, 5824, 6240, 6720, 7280, 8736, 10920, 12480, 14560, 17472, 21840, 29120, 43680, 87360, 238939, 477878, 716817, 955756, 1194695, 1433634, 1672573, 1911512, 2389390, 2867268, 3106207, 3345146, 3584085, 3823024, 4778780, 5017719, 5734536, 6212414, 6690292, 7168170, 7646048, 8362865, 9318621, 9557560, 10035438, 11469072, 12424828, 13380584, 14336340, 15292096, 15531035, 16725730, 18637242, 19115120, 20070876, 21743449, 22938144, 24849656, 25088595, 26761168, 28672680, 31062070, 33451460, 37274484, 38230240, 40141752, 43486898, 45876288, 46593105, 49699312, 50177190, 53522336, 57345360, 62124140, 65230347, 66902920, 74548968, 76460480, 80283504, 86973796, 93186210, 99398624, 100354380, 107044672, 108717245, 114690720, 124248280, 130460694, 133805840, 149097936, 160567008, 173947592, 186372420, 198797248, 200708760, 217434490, 229381440, 248496560, 260921388, 267611680, 298195872, 321134016, 326151735, 347895184, 372744840, 401417520, 434868980, 496993120, 521842776, 535223360, 596391744, 652303470, 695790368, 745489680, 802835040, 869737960, 993986240, 1043685552, 1304606940, 1391580736, 1490979360, 1605670080, 1739475920, 2087371104, 2609213880, 2981958720, 3478951840, 4174742208, 5218427760, 6957903680, 10436855520, 20873711040]

約数ペア:

[(1, 20873711040), (2, 10436855520), (3, 6957903680), (4, 5218427760), (5, 4174742208), (6, 3478951840), (7, 2981958720), (8, 2609213880), (10, 2087371104), (12, 1739475920), (13, 1605670080), (14, 1490979360), (15, 1391580736), (16, 1304606940), (20, 1043685552), (21, 993986240), (24, 869737960), (26, 802835040), (28, 745489680), (30, 695790368), (32, 652303470), (35, 596391744), (39, 535223360), (40, 521842776), (42, 496993120), (48, 434868980), (52, 401417520), (56, 372744840), (60, 347895184), (64, 326151735), (65, 321134016), (70, 298195872), (78, 267611680), (80, 260921388), (84, 248496560), (91, 229381440), (96, 217434490), (104, 200708760), (105, 198797248), (112, 186372420), (120, 173947592), (130, 160567008), (140, 149097936), (156, 133805840), (160, 130460694), (168, 124248280), (182, 114690720), (192, 108717245), (195, 107044672), (208, 100354380), (210, 99398624), (224, 93186210), (240, 86973796), (260, 80283504), (273, 76460480), (280, 74548968), (312, 66902920), (320, 65230347), (336, 62124140), (364, 57345360), (390, 53522336), (416, 50177190), (420, 49699312), (448, 46593105), (455, 45876288), (480, 43486898), (520, 40141752), (546, 38230240), (560, 37274484), (624, 33451460), (672, 31062070), (728, 28672680), (780, 26761168), (832, 25088595), (840, 24849656), (910, 22938144), (960, 21743449), (1040, 20070876), (1092, 19115120), (1120, 18637242), (1248, 16725730), (1344, 15531035), (1365, 15292096), (1456, 14336340), (1560, 13380584), (1680, 12424828), (1820, 11469072), (2080, 10035438), (2184, 9557560), (2240, 9318621), (2496, 8362865), (2730, 7646048), (2912, 7168170), (3120, 6690292), (3360, 6212414), (3640, 5734536), (4160, 5017719), (4368, 4778780), (5460, 3823024), (5824, 3584085), (6240, 3345146), (6720, 3106207), (7280, 2867268), (8736, 2389390), (10920, 1911512), (12480, 1672573), (14560, 1433634), (17472, 1194695), (21840, 955756), (29120, 716817), (43680, 477878), (87360, 238939)]