21489138240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:374

約数の個数: 336

約数和(自身を含む): 71326930752

約数和(自身を除く): 49837792512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 83, 96, 111, 120, 148, 160, 166, 185, 192, 197, 222, 240, 249, 296, 320, 332, 370, 394, 415, 444, 480, 498, 555, 591, 592, 664, 740, 788, 830, 888, 960, 985, 996, 1110, 1182, 1184, 1245, 1328, 1369, 1480, 1576, 1660, 1776, 1970, 1992, 2220, 2364, 2368, 2490, 2656, 2738, 2955, 2960, 3071, 3152, 3320, 3552, 3940, 3984, 4107, 4440, 4728, 4980, 5312, 5476, 5910, 5920, 6142, 6304, 6640, 6845, 7104, 7289, 7880, 7968, 8214, 8880, 9213, 9456, 9960, 10952, 11820, 11840, 12284, 12608, 13280, 13690, 14578, 15355, 15760, 15936, 16351, 16428, 17760, 18426, 18912, 19920, 20535, 21867, 21904, 23640, 24568, 26560, 27380, 29156, 30710, 31520, 32702, 32856, 35520, 36445, 36852, 37824, 39840, 41070, 43734, 43808, 46065, 47280, 49053, 49136, 54760, 58312, 61420, 63040, 65404, 65712, 72890, 73704, 79680, 81755, 82140, 87468, 87616, 92130, 94560, 98106, 98272, 109335, 109520, 113627, 116624, 122840, 130808, 131424, 145780, 147408, 163510, 164280, 174936, 184260, 189120, 196212, 196544, 218670, 219040, 227254, 233248, 245265, 245680, 261616, 262848, 269693, 291560, 294816, 327020, 328560, 340881, 349872, 368520, 392424, 437340, 438080, 454508, 466496, 490530, 491360, 523232, 539386, 568135, 583120, 589632, 604987, 654040, 657120, 681762, 699744, 737040, 784848, 809079, 874680, 909016, 981060, 982720, 1046464, 1078772, 1136270, 1166240, 1209974, 1308080, 1314240, 1348465, 1363524, 1399488, 1474080, 1569696, 1618158, 1704405, 1749360, 1814961, 1818032, 1962120, 2157544, 2272540, 2332480, 2419948, 2616160, 2696930, 2727048, 2948160, 3024935, 3139392, 3236316, 3408810, 3498720, 3629922, 3636064, 3924240, 4045395, 4315088, 4545080, 4839896, 5232320, 5393860, 5454096, 6049870, 6472632, 6817620, 6997440, 7259844, 7272128, 7848480, 8090790, 8630176, 9074805, 9090160, 9679792, 10787720, 10908192, 12099740, 12945264, 13635240, 14519688, 15696960, 16181580, 17260352, 18149610, 18180320, 19359584, 21575440, 21816384, 22384519, 24199480, 25890528, 27270480, 29039376, 32363160, 36299220, 36360640, 38719168, 43150880, 44769038, 48398960, 51781056, 54540960, 58078752, 64726320, 67153557, 72598440, 86301760, 89538076, 96797920, 109081920, 111922595, 116157504, 129452640, 134307114, 145196880, 179076152, 193595840, 223845190, 258905280, 268614228, 290393760, 335767785, 358152304, 447690380, 537228456, 580787520, 671535570, 716304608, 895380760, 1074456912, 1343071140, 1432609216, 1790761520, 2148913824, 2686142280, 3581523040, 4297827648, 5372284560, 7163046080, 10744569120, 21489138240]

約数ペア:

[(1, 21489138240), (2, 10744569120), (3, 7163046080), (4, 5372284560), (5, 4297827648), (6, 3581523040), (8, 2686142280), (10, 2148913824), (12, 1790761520), (15, 1432609216), (16, 1343071140), (20, 1074456912), (24, 895380760), (30, 716304608), (32, 671535570), (37, 580787520), (40, 537228456), (48, 447690380), (60, 358152304), (64, 335767785), (74, 290393760), (80, 268614228), (83, 258905280), (96, 223845190), (111, 193595840), (120, 179076152), (148, 145196880), (160, 134307114), (166, 129452640), (185, 116157504), (192, 111922595), (197, 109081920), (222, 96797920), (240, 89538076), (249, 86301760), (296, 72598440), (320, 67153557), (332, 64726320), (370, 58078752), (394, 54540960), (415, 51781056), (444, 48398960), (480, 44769038), (498, 43150880), (555, 38719168), (591, 36360640), (592, 36299220), (664, 32363160), (740, 29039376), (788, 27270480), (830, 25890528), (888, 24199480), (960, 22384519), (985, 21816384), (996, 21575440), (1110, 19359584), (1182, 18180320), (1184, 18149610), (1245, 17260352), (1328, 16181580), (1369, 15696960), (1480, 14519688), (1576, 13635240), (1660, 12945264), (1776, 12099740), (1970, 10908192), (1992, 10787720), (2220, 9679792), (2364, 9090160), (2368, 9074805), (2490, 8630176), (2656, 8090790), (2738, 7848480), (2955, 7272128), (2960, 7259844), (3071, 6997440), (3152, 6817620), (3320, 6472632), (3552, 6049870), (3940, 5454096), (3984, 5393860), (4107, 5232320), (4440, 4839896), (4728, 4545080), (4980, 4315088), (5312, 4045395), (5476, 3924240), (5910, 3636064), (5920, 3629922), (6142, 3498720), (6304, 3408810), (6640, 3236316), (6845, 3139392), (7104, 3024935), (7289, 2948160), (7880, 2727048), (7968, 2696930), (8214, 2616160), (8880, 2419948), (9213, 2332480), (9456, 2272540), (9960, 2157544), (10952, 1962120), (11820, 1818032), (11840, 1814961), (12284, 1749360), (12608, 1704405), (13280, 1618158), (13690, 1569696), (14578, 1474080), (15355, 1399488), (15760, 1363524), (15936, 1348465), (16351, 1314240), (16428, 1308080), (17760, 1209974), (18426, 1166240), (18912, 1136270), (19920, 1078772), (20535, 1046464), (21867, 982720), (21904, 981060), (23640, 909016), (24568, 874680), (26560, 809079), (27380, 784848), (29156, 737040), (30710, 699744), (31520, 681762), (32702, 657120), (32856, 654040), (35520, 604987), (36445, 589632), (36852, 583120), (37824, 568135), (39840, 539386), (41070, 523232), (43734, 491360), (43808, 490530), (46065, 466496), (47280, 454508), (49053, 438080), (49136, 437340), (54760, 392424), (58312, 368520), (61420, 349872), (63040, 340881), (65404, 328560), (65712, 327020), (72890, 294816), (73704, 291560), (79680, 269693), (81755, 262848), (82140, 261616), (87468, 245680), (87616, 245265), (92130, 233248), (94560, 227254), (98106, 219040), (98272, 218670), (109335, 196544), (109520, 196212), (113627, 189120), (116624, 184260), (122840, 174936), (130808, 164280), (131424, 163510), (145780, 147408)]