20120936880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{5231}}^1$

素因数の和:5336

約数の個数: 320

約数和(自身を含む): 71748550656

約数和(自身を除く): 51627613776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 47, 48, 55, 60, 62, 66, 80, 88, 93, 94, 110, 120, 124, 132, 141, 155, 165, 176, 186, 188, 220, 235, 240, 248, 264, 282, 310, 330, 341, 372, 376, 440, 465, 470, 496, 517, 528, 564, 620, 660, 682, 705, 744, 752, 880, 930, 940, 1023, 1034, 1128, 1240, 1320, 1364, 1410, 1457, 1488, 1551, 1705, 1860, 1880, 2046, 2068, 2256, 2480, 2585, 2640, 2728, 2820, 2914, 3102, 3410, 3720, 3760, 4092, 4136, 4371, 5115, 5170, 5231, 5456, 5640, 5828, 6204, 6820, 7285, 7440, 7755, 8184, 8272, 8742, 10230, 10340, 10462, 11280, 11656, 12408, 13640, 14570, 15510, 15693, 16027, 16368, 17484, 20460, 20680, 20924, 21855, 23312, 24816, 26155, 27280, 29140, 31020, 31386, 32054, 34968, 40920, 41360, 41848, 43710, 48081, 52310, 57541, 58280, 62040, 62772, 64108, 69936, 78465, 80135, 81840, 83696, 87420, 96162, 104620, 115082, 116560, 124080, 125544, 128216, 156930, 160270, 162161, 172623, 174840, 192324, 209240, 230164, 240405, 245857, 251088, 256432, 287705, 313860, 320540, 324322, 345246, 349680, 384648, 418480, 460328, 480810, 486483, 491714, 575410, 627720, 641080, 648644, 690492, 737571, 769296, 810805, 863115, 920656, 961620, 972966, 983428, 1150820, 1229285, 1255440, 1282160, 1297288, 1380984, 1475142, 1621610, 1726230, 1783771, 1923240, 1945932, 1966856, 2301640, 2432415, 2458570, 2594576, 2704427, 2761968, 2950284, 3243220, 3452460, 3567542, 3687855, 3846480, 3891864, 3933712, 4603280, 4864830, 4917140, 5351313, 5408854, 5900568, 6486440, 6904920, 7135084, 7375710, 7621567, 7783728, 8113281, 8918855, 9729660, 9834280, 10702626, 10817708, 11801136, 12972880, 13522135, 13809840, 14270168, 14751420, 15243134, 16226562, 17837710, 19459320, 19668560, 21405252, 21635416, 22864701, 26756565, 27044270, 28540336, 29502840, 30486268, 32453124, 35675420, 38107835, 38918640, 40566405, 42810504, 43270832, 45729402, 53513130, 54088540, 59005680, 60972536, 64906248, 71350840, 76215670, 81132810, 83837237, 85621008, 91458804, 107026260, 108177080, 114323505, 121945072, 129812496, 142701680, 152431340, 162265620, 167674474, 182917608, 214052520, 216354160, 228647010, 251511711, 304862680, 324531240, 335348948, 365835216, 419186185, 428105040, 457294020, 503023422, 609725360, 649062480, 670697896, 838372370, 914588040, 1006046844, 1257558555, 1341395792, 1676744740, 1829176080, 2012093688, 2515117110, 3353489480, 4024187376, 5030234220, 6706978960, 10060468440, 20120936880]

約数ペア:

[(1, 20120936880), (2, 10060468440), (3, 6706978960), (4, 5030234220), (5, 4024187376), (6, 3353489480), (8, 2515117110), (10, 2012093688), (11, 1829176080), (12, 1676744740), (15, 1341395792), (16, 1257558555), (20, 1006046844), (22, 914588040), (24, 838372370), (30, 670697896), (31, 649062480), (33, 609725360), (40, 503023422), (44, 457294020), (47, 428105040), (48, 419186185), (55, 365835216), (60, 335348948), (62, 324531240), (66, 304862680), (80, 251511711), (88, 228647010), (93, 216354160), (94, 214052520), (110, 182917608), (120, 167674474), (124, 162265620), (132, 152431340), (141, 142701680), (155, 129812496), (165, 121945072), (176, 114323505), (186, 108177080), (188, 107026260), (220, 91458804), (235, 85621008), (240, 83837237), (248, 81132810), (264, 76215670), (282, 71350840), (310, 64906248), (330, 60972536), (341, 59005680), (372, 54088540), (376, 53513130), (440, 45729402), (465, 43270832), (470, 42810504), (496, 40566405), (517, 38918640), (528, 38107835), (564, 35675420), (620, 32453124), (660, 30486268), (682, 29502840), (705, 28540336), (744, 27044270), (752, 26756565), (880, 22864701), (930, 21635416), (940, 21405252), (1023, 19668560), (1034, 19459320), (1128, 17837710), (1240, 16226562), (1320, 15243134), (1364, 14751420), (1410, 14270168), (1457, 13809840), (1488, 13522135), (1551, 12972880), (1705, 11801136), (1860, 10817708), (1880, 10702626), (2046, 9834280), (2068, 9729660), (2256, 8918855), (2480, 8113281), (2585, 7783728), (2640, 7621567), (2728, 7375710), (2820, 7135084), (2914, 6904920), (3102, 6486440), (3410, 5900568), (3720, 5408854), (3760, 5351313), (4092, 4917140), (4136, 4864830), (4371, 4603280), (5115, 3933712), (5170, 3891864), (5231, 3846480), (5456, 3687855), (5640, 3567542), (5828, 3452460), (6204, 3243220), (6820, 2950284), (7285, 2761968), (7440, 2704427), (7755, 2594576), (8184, 2458570), (8272, 2432415), (8742, 2301640), (10230, 1966856), (10340, 1945932), (10462, 1923240), (11280, 1783771), (11656, 1726230), (12408, 1621610), (13640, 1475142), (14570, 1380984), (15510, 1297288), (15693, 1282160), (16027, 1255440), (16368, 1229285), (17484, 1150820), (20460, 983428), (20680, 972966), (20924, 961620), (21855, 920656), (23312, 863115), (24816, 810805), (26155, 769296), (27280, 737571), (29140, 690492), (31020, 648644), (31386, 641080), (32054, 627720), (34968, 575410), (40920, 491714), (41360, 486483), (41848, 480810), (43710, 460328), (48081, 418480), (52310, 384648), (57541, 349680), (58280, 345246), (62040, 324322), (62772, 320540), (64108, 313860), (69936, 287705), (78465, 256432), (80135, 251088), (81840, 245857), (83696, 240405), (87420, 230164), (96162, 209240), (104620, 192324), (115082, 174840), (116560, 172623), (124080, 162161), (125544, 160270), (128216, 156930)]