20178472440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{677}}^1$

素因数の和:879

約数の個数: 384

約数和(自身を含む): 72957464640

約数和(自身を除く): 52778992200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 49, 56, 60, 70, 74, 84, 98, 105, 111, 120, 137, 140, 147, 148, 168, 185, 196, 210, 222, 245, 259, 274, 280, 294, 296, 370, 392, 411, 420, 444, 490, 518, 548, 555, 588, 677, 685, 735, 740, 777, 822, 840, 888, 959, 980, 1036, 1096, 1110, 1176, 1295, 1354, 1370, 1470, 1480, 1554, 1644, 1813, 1918, 1960, 2031, 2055, 2072, 2220, 2590, 2708, 2740, 2877, 2940, 3108, 3288, 3385, 3626, 3836, 3885, 4062, 4110, 4440, 4739, 4795, 5069, 5180, 5416, 5439, 5480, 5754, 5880, 6216, 6713, 6770, 7252, 7672, 7770, 8124, 8220, 9065, 9478, 9590, 10138, 10155, 10360, 10878, 11508, 13426, 13540, 14217, 14385, 14504, 15207, 15540, 16248, 16440, 18130, 18956, 19180, 20139, 20276, 20310, 21756, 23016, 23695, 25049, 25345, 26852, 27080, 27195, 28434, 28770, 30414, 31080, 33173, 33565, 35483, 36260, 37912, 38360, 40278, 40552, 40620, 43512, 47390, 50098, 50690, 53704, 54390, 56868, 57540, 60828, 66346, 67130, 70966, 71085, 72520, 75147, 76035, 80556, 81240, 92749, 94780, 99519, 100196, 100695, 101380, 106449, 108780, 113736, 115080, 121656, 125245, 132692, 134260, 141932, 142170, 150294, 152070, 161112, 165865, 175343, 177415, 185498, 189560, 199038, 200392, 201390, 202760, 212898, 217560, 248381, 250490, 265384, 268520, 278247, 283864, 284340, 300588, 304140, 331730, 350686, 354830, 370996, 375735, 398076, 402780, 425796, 463745, 496762, 497595, 500980, 526029, 532245, 556494, 568680, 601176, 608280, 649243, 663460, 701372, 709660, 741992, 745143, 751470, 796152, 805560, 851592, 876715, 927490, 993524, 995190, 1001960, 1052058, 1064490, 1112988, 1227401, 1241905, 1298486, 1326920, 1391235, 1402744, 1419320, 1490286, 1502940, 1753430, 1854980, 1947729, 1987048, 1990380, 2104116, 2128980, 2225976, 2454802, 2483810, 2596972, 2630145, 2782470, 2980572, 3005880, 3246215, 3431713, 3506860, 3682203, 3709960, 3725715, 3895458, 3980760, 4208232, 4257960, 4544701, 4909604, 4967620, 5193944, 5260290, 5564940, 5961144, 6137005, 6492430, 6863426, 7013720, 7364406, 7451430, 7790916, 9089402, 9738645, 9819208, 9935240, 10295139, 10520580, 11129880, 12274010, 12984860, 13634103, 13726852, 14728812, 14902860, 15581832, 17158565, 18178804, 18411015, 19477290, 20590278, 21041160, 22723505, 24021991, 24548020, 25969720, 27268206, 27453704, 29457624, 29805720, 34317130, 36357608, 36822030, 38954580, 41180556, 45447010, 48043982, 49096040, 51475695, 54536412, 68170515, 68634260, 72065973, 73644060, 77909160, 82361112, 90894020, 96087964, 102951390, 109072824, 120109955, 136341030, 137268520, 144131946, 147288120, 168153937, 181788040, 192175928, 205902780, 240219910, 272682060, 288263892, 336307874, 360329865, 411805560, 480439820, 504461811, 545364120, 576527784, 672615748, 720659730, 840769685, 960879640, 1008923622, 1345231496, 1441319460, 1681539370, 2017847244, 2522309055, 2882638920, 3363078740, 4035694488, 5044618110, 6726157480, 10089236220, 20178472440]

約数ペア:

[(1, 20178472440), (2, 10089236220), (3, 6726157480), (4, 5044618110), (5, 4035694488), (6, 3363078740), (7, 2882638920), (8, 2522309055), (10, 2017847244), (12, 1681539370), (14, 1441319460), (15, 1345231496), (20, 1008923622), (21, 960879640), (24, 840769685), (28, 720659730), (30, 672615748), (35, 576527784), (37, 545364120), (40, 504461811), (42, 480439820), (49, 411805560), (56, 360329865), (60, 336307874), (70, 288263892), (74, 272682060), (84, 240219910), (98, 205902780), (105, 192175928), (111, 181788040), (120, 168153937), (137, 147288120), (140, 144131946), (147, 137268520), (148, 136341030), (168, 120109955), (185, 109072824), (196, 102951390), (210, 96087964), (222, 90894020), (245, 82361112), (259, 77909160), (274, 73644060), (280, 72065973), (294, 68634260), (296, 68170515), (370, 54536412), (392, 51475695), (411, 49096040), (420, 48043982), (444, 45447010), (490, 41180556), (518, 38954580), (548, 36822030), (555, 36357608), (588, 34317130), (677, 29805720), (685, 29457624), (735, 27453704), (740, 27268206), (777, 25969720), (822, 24548020), (840, 24021991), (888, 22723505), (959, 21041160), (980, 20590278), (1036, 19477290), (1096, 18411015), (1110, 18178804), (1176, 17158565), (1295, 15581832), (1354, 14902860), (1370, 14728812), (1470, 13726852), (1480, 13634103), (1554, 12984860), (1644, 12274010), (1813, 11129880), (1918, 10520580), (1960, 10295139), (2031, 9935240), (2055, 9819208), (2072, 9738645), (2220, 9089402), (2590, 7790916), (2708, 7451430), (2740, 7364406), (2877, 7013720), (2940, 6863426), (3108, 6492430), (3288, 6137005), (3385, 5961144), (3626, 5564940), (3836, 5260290), (3885, 5193944), (4062, 4967620), (4110, 4909604), (4440, 4544701), (4739, 4257960), (4795, 4208232), (5069, 3980760), (5180, 3895458), (5416, 3725715), (5439, 3709960), (5480, 3682203), (5754, 3506860), (5880, 3431713), (6216, 3246215), (6713, 3005880), (6770, 2980572), (7252, 2782470), (7672, 2630145), (7770, 2596972), (8124, 2483810), (8220, 2454802), (9065, 2225976), (9478, 2128980), (9590, 2104116), (10138, 1990380), (10155, 1987048), (10360, 1947729), (10878, 1854980), (11508, 1753430), (13426, 1502940), (13540, 1490286), (14217, 1419320), (14385, 1402744), (14504, 1391235), (15207, 1326920), (15540, 1298486), (16248, 1241905), (16440, 1227401), (18130, 1112988), (18956, 1064490), (19180, 1052058), (20139, 1001960), (20276, 995190), (20310, 993524), (21756, 927490), (23016, 876715), (23695, 851592), (25049, 805560), (25345, 796152), (26852, 751470), (27080, 745143), (27195, 741992), (28434, 709660), (28770, 701372), (30414, 663460), (31080, 649243), (33173, 608280), (33565, 601176), (35483, 568680), (36260, 556494), (37912, 532245), (38360, 526029), (40278, 500980), (40552, 497595), (40620, 496762), (43512, 463745), (47390, 425796), (50098, 402780), (50690, 398076), (53704, 375735), (54390, 370996), (56868, 354830), (57540, 350686), (60828, 331730), (66346, 304140), (67130, 300588), (70966, 284340), (71085, 283864), (72520, 278247), (75147, 268520), (76035, 265384), (80556, 250490), (81240, 248381), (92749, 217560), (94780, 212898), (99519, 202760), (100196, 201390), (100695, 200392), (101380, 199038), (106449, 189560), (108780, 185498), (113736, 177415), (115080, 175343), (121656, 165865), (125245, 161112), (132692, 152070), (134260, 150294), (141932, 142170)]