213305369680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1\times {\mathrm{2609}}^1$

素因数の和:3381

約数の個数: 160

約数和(自身を含む): 539365478400

約数和(自身を除く): 326060108720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 619, 635, 1016, 1040, 1238, 1270, 1651, 2032, 2476, 2540, 2609, 3095, 3302, 4952, 5080, 5218, 6190, 6604, 8047, 8255, 9904, 10160, 10436, 12380, 13045, 13208, 16094, 16510, 20872, 24760, 26090, 26416, 32188, 33020, 33917, 40235, 41744, 49520, 52180, 64376, 66040, 67834, 78613, 80470, 104360, 128752, 132080, 135668, 157226, 160940, 169585, 208720, 271336, 314452, 321880, 331343, 339170, 393065, 542672, 628904, 643760, 662686, 678340, 786130, 1021969, 1257808, 1325372, 1356680, 1572260, 1614971, 1656715, 2043938, 2650744, 2713360, 3144520, 3229942, 3313430, 4087876, 4307459, 5109845, 5301488, 6289040, 6459884, 6626860, 8074855, 8175752, 8614918, 10219690, 12919768, 13253720, 16149710, 16351504, 17229836, 20439380, 20994623, 21537295, 25839536, 26507440, 32299420, 34459672, 40878760, 41989246, 43074590, 64598840, 68919344, 81757520, 83978492, 86149180, 104973115, 129197680, 167956984, 172298360, 205101317, 209946230, 335913968, 344596720, 410202634, 419892460, 820405268, 839784920, 1025506585, 1640810536, 1679569840, 2051013170, 2666317121, 3281621072, 4102026340, 5332634242, 8204052680, 10665268484, 13331585605, 16408105360, 21330536968, 26663171210, 42661073936, 53326342420, 106652684840, 213305369680]

約数ペア:

[(1, 213305369680), (2, 106652684840), (4, 53326342420), (5, 42661073936), (8, 26663171210), (10, 21330536968), (13, 16408105360), (16, 13331585605), (20, 10665268484), (26, 8204052680), (40, 5332634242), (52, 4102026340), (65, 3281621072), (80, 2666317121), (104, 2051013170), (127, 1679569840), (130, 1640810536), (208, 1025506585), (254, 839784920), (260, 820405268), (508, 419892460), (520, 410202634), (619, 344596720), (635, 335913968), (1016, 209946230), (1040, 205101317), (1238, 172298360), (1270, 167956984), (1651, 129197680), (2032, 104973115), (2476, 86149180), (2540, 83978492), (2609, 81757520), (3095, 68919344), (3302, 64598840), (4952, 43074590), (5080, 41989246), (5218, 40878760), (6190, 34459672), (6604, 32299420), (8047, 26507440), (8255, 25839536), (9904, 21537295), (10160, 20994623), (10436, 20439380), (12380, 17229836), (13045, 16351504), (13208, 16149710), (16094, 13253720), (16510, 12919768), (20872, 10219690), (24760, 8614918), (26090, 8175752), (26416, 8074855), (32188, 6626860), (33020, 6459884), (33917, 6289040), (40235, 5301488), (41744, 5109845), (49520, 4307459), (52180, 4087876), (64376, 3313430), (66040, 3229942), (67834, 3144520), (78613, 2713360), (80470, 2650744), (104360, 2043938), (128752, 1656715), (132080, 1614971), (135668, 1572260), (157226, 1356680), (160940, 1325372), (169585, 1257808), (208720, 1021969), (271336, 786130), (314452, 678340), (321880, 662686), (331343, 643760), (339170, 628904), (393065, 542672)]