20381313568

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:388

約数の個数: 288

約数和(自身を含む): 52716109824

約数和(自身を除く): 32334796256

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 77, 88, 112, 121, 124, 127, 154, 176, 191, 217, 224, 242, 248, 254, 308, 341, 352, 382, 434, 484, 496, 508, 616, 682, 764, 847, 868, 889, 968, 992, 1016, 1232, 1337, 1364, 1397, 1528, 1694, 1736, 1778, 1936, 2032, 2101, 2387, 2464, 2674, 2728, 2794, 3056, 3388, 3472, 3556, 3751, 3872, 3937, 4064, 4202, 4774, 5348, 5456, 5588, 5921, 6112, 6776, 6944, 7112, 7502, 7874, 8404, 9548, 9779, 10696, 10912, 11176, 11842, 13552, 14224, 14707, 15004, 15367, 15748, 16808, 19096, 19558, 21392, 22352, 23111, 23684, 24257, 26257, 27104, 27559, 28448, 29414, 30008, 30734, 31496, 33616, 38192, 39116, 41447, 42784, 43307, 44704, 46222, 47368, 48514, 52514, 55118, 58828, 60016, 61468, 62992, 65131, 67232, 76384, 78232, 82894, 86614, 92444, 94736, 97028, 105028, 107569, 110236, 117656, 120032, 122936, 125984, 130262, 156464, 161777, 165788, 169799, 173228, 184888, 189472, 194056, 210056, 215138, 220472, 235312, 245872, 260524, 266827, 303149, 312928, 323554, 331576, 339598, 346456, 369776, 388112, 420112, 430276, 440944, 455917, 470624, 476377, 491744, 521048, 533654, 606298, 647108, 663152, 679196, 692912, 716441, 739552, 751967, 776224, 840224, 860552, 881888, 911834, 952754, 1042096, 1067308, 1212596, 1294216, 1326304, 1358392, 1385824, 1432882, 1503934, 1721104, 1823668, 1867789, 1905508, 2084192, 2134616, 2425192, 2588432, 2716784, 2865764, 2935097, 3007868, 3334639, 3442208, 3647336, 3735578, 3811016, 4269232, 4850384, 5015087, 5176864, 5263769, 5433568, 5731528, 5870194, 6015736, 6669278, 7294672, 7471156, 7622032, 8271637, 8538464, 9700768, 10030174, 10527538, 11463056, 11740388, 12031472, 13338556, 14589344, 14942312, 15244064, 16543274, 20060348, 20545679, 21055076, 22926112, 23480776, 24062944, 26677112, 29884624, 33086548, 40120696, 41091358, 42110152, 46961552, 53354224, 57901459, 59769248, 66173096, 80241392, 82182716, 84220304, 90988007, 93923104, 106708448, 115802918, 132346192, 160482784, 164365432, 168440608, 181976014, 231605836, 264692384, 328730864, 363952028, 463211672, 636916049, 657461728, 727904056, 926423344, 1273832098, 1455808112, 1852846688, 2547664196, 2911616224, 5095328392, 10190656784, 20381313568]

約数ペア:

[(1, 20381313568), (2, 10190656784), (4, 5095328392), (7, 2911616224), (8, 2547664196), (11, 1852846688), (14, 1455808112), (16, 1273832098), (22, 926423344), (28, 727904056), (31, 657461728), (32, 636916049), (44, 463211672), (56, 363952028), (62, 328730864), (77, 264692384), (88, 231605836), (112, 181976014), (121, 168440608), (124, 164365432), (127, 160482784), (154, 132346192), (176, 115802918), (191, 106708448), (217, 93923104), (224, 90988007), (242, 84220304), (248, 82182716), (254, 80241392), (308, 66173096), (341, 59769248), (352, 57901459), (382, 53354224), (434, 46961552), (484, 42110152), (496, 41091358), (508, 40120696), (616, 33086548), (682, 29884624), (764, 26677112), (847, 24062944), (868, 23480776), (889, 22926112), (968, 21055076), (992, 20545679), (1016, 20060348), (1232, 16543274), (1337, 15244064), (1364, 14942312), (1397, 14589344), (1528, 13338556), (1694, 12031472), (1736, 11740388), (1778, 11463056), (1936, 10527538), (2032, 10030174), (2101, 9700768), (2387, 8538464), (2464, 8271637), (2674, 7622032), (2728, 7471156), (2794, 7294672), (3056, 6669278), (3388, 6015736), (3472, 5870194), (3556, 5731528), (3751, 5433568), (3872, 5263769), (3937, 5176864), (4064, 5015087), (4202, 4850384), (4774, 4269232), (5348, 3811016), (5456, 3735578), (5588, 3647336), (5921, 3442208), (6112, 3334639), (6776, 3007868), (6944, 2935097), (7112, 2865764), (7502, 2716784), (7874, 2588432), (8404, 2425192), (9548, 2134616), (9779, 2084192), (10696, 1905508), (10912, 1867789), (11176, 1823668), (11842, 1721104), (13552, 1503934), (14224, 1432882), (14707, 1385824), (15004, 1358392), (15367, 1326304), (15748, 1294216), (16808, 1212596), (19096, 1067308), (19558, 1042096), (21392, 952754), (22352, 911834), (23111, 881888), (23684, 860552), (24257, 840224), (26257, 776224), (27104, 751967), (27559, 739552), (28448, 716441), (29414, 692912), (30008, 679196), (30734, 663152), (31496, 647108), (33616, 606298), (38192, 533654), (39116, 521048), (41447, 491744), (42784, 476377), (43307, 470624), (44704, 455917), (46222, 440944), (47368, 430276), (48514, 420112), (52514, 388112), (55118, 369776), (58828, 346456), (60016, 339598), (61468, 331576), (62992, 323554), (65131, 312928), (67232, 303149), (76384, 266827), (78232, 260524), (82894, 245872), (86614, 235312), (92444, 220472), (94736, 215138), (97028, 210056), (105028, 194056), (107569, 189472), (110236, 184888), (117656, 173228), (120032, 169799), (122936, 165788), (125984, 161777), (130262, 156464)]