20731771008

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{1759}}^1$

素因数の和:2579

約数の個数: 192

約数和(自身を含む): 64365100800

約数和(自身を除く): 43633329792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 288, 312, 384, 416, 468, 576, 624, 787, 832, 936, 1152, 1248, 1574, 1664, 1759, 1872, 2361, 2496, 3148, 3518, 3744, 4722, 4992, 5277, 6296, 7036, 7083, 7488, 9444, 10231, 10554, 12592, 14072, 14166, 14976, 15831, 18888, 20462, 21108, 22867, 25184, 28144, 28332, 30693, 31662, 37776, 40924, 42216, 45734, 50368, 56288, 56664, 61386, 63324, 68601, 75552, 81848, 84432, 91468, 92079, 100736, 112576, 113328, 122772, 126648, 137202, 151104, 163696, 168864, 182936, 184158, 205803, 225152, 226656, 245544, 253296, 274404, 302208, 327392, 337728, 365872, 368316, 411606, 453312, 491088, 506592, 548808, 654784, 675456, 731744, 736632, 823212, 906624, 982176, 1013184, 1097616, 1309568, 1384333, 1463488, 1473264, 1646424, 1964352, 2026368, 2195232, 2768666, 2926976, 2946528, 3292848, 3928704, 4152999, 4390464, 5537332, 5893056, 6585696, 8305998, 8780928, 11074664, 11786112, 12458997, 13171392, 16611996, 17996329, 22149328, 24917994, 26342784, 33223992, 35992658, 44298656, 49835988, 53988987, 66447984, 71985316, 88597312, 99671976, 107977974, 132895968, 143970632, 161966961, 177194624, 199343952, 215955948, 265791936, 287941264, 323933922, 398687904, 431911896, 531583872, 575882528, 647867844, 797375808, 863823792, 1151765056, 1295735688, 1594751616, 1727647584, 2303530112, 2591471376, 3455295168, 5182942752, 6910590336, 10365885504, 20731771008]

約数ペア:

[(1, 20731771008), (2, 10365885504), (3, 6910590336), (4, 5182942752), (6, 3455295168), (8, 2591471376), (9, 2303530112), (12, 1727647584), (13, 1594751616), (16, 1295735688), (18, 1151765056), (24, 863823792), (26, 797375808), (32, 647867844), (36, 575882528), (39, 531583872), (48, 431911896), (52, 398687904), (64, 323933922), (72, 287941264), (78, 265791936), (96, 215955948), (104, 199343952), (117, 177194624), (128, 161966961), (144, 143970632), (156, 132895968), (192, 107977974), (208, 99671976), (234, 88597312), (288, 71985316), (312, 66447984), (384, 53988987), (416, 49835988), (468, 44298656), (576, 35992658), (624, 33223992), (787, 26342784), (832, 24917994), (936, 22149328), (1152, 17996329), (1248, 16611996), (1574, 13171392), (1664, 12458997), (1759, 11786112), (1872, 11074664), (2361, 8780928), (2496, 8305998), (3148, 6585696), (3518, 5893056), (3744, 5537332), (4722, 4390464), (4992, 4152999), (5277, 3928704), (6296, 3292848), (7036, 2946528), (7083, 2926976), (7488, 2768666), (9444, 2195232), (10231, 2026368), (10554, 1964352), (12592, 1646424), (14072, 1473264), (14166, 1463488), (14976, 1384333), (15831, 1309568), (18888, 1097616), (20462, 1013184), (21108, 982176), (22867, 906624), (25184, 823212), (28144, 736632), (28332, 731744), (30693, 675456), (31662, 654784), (37776, 548808), (40924, 506592), (42216, 491088), (45734, 453312), (50368, 411606), (56288, 368316), (56664, 365872), (61386, 337728), (63324, 327392), (68601, 302208), (75552, 274404), (81848, 253296), (84432, 245544), (91468, 226656), (92079, 225152), (100736, 205803), (112576, 184158), (113328, 182936), (122772, 168864), (126648, 163696), (137202, 151104)]