55807180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 147571200

約数和(自身を除く): 91764020

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 79, 95, 110, 130, 143, 158, 169, 190, 209, 220, 247, 260, 286, 316, 338, 380, 395, 418, 494, 572, 676, 715, 790, 836, 845, 869, 988, 1027, 1045, 1235, 1430, 1501, 1580, 1690, 1738, 1859, 2054, 2090, 2470, 2717, 2860, 3002, 3211, 3380, 3476, 3718, 4108, 4180, 4345, 4940, 5135, 5434, 6004, 6422, 7436, 7505, 8690, 9295, 10270, 10868, 11297, 12844, 13351, 13585, 15010, 16055, 16511, 17380, 18590, 19513, 20540, 22594, 26702, 27170, 30020, 32110, 33022, 35321, 37180, 39026, 45188, 53404, 54340, 56485, 64220, 66044, 66755, 70642, 78052, 82555, 97565, 112970, 133510, 141284, 146861, 165110, 176605, 195130, 214643, 225940, 253669, 267020, 293722, 330220, 353210, 390260, 429286, 507338, 587444, 706420, 734305, 858572, 1014676, 1073215, 1268345, 1468610, 2146430, 2536690, 2790359, 2937220, 4292860, 5073380, 5580718, 11161436, 13951795, 27903590, 55807180]

約数ペア:

[(1, 55807180), (2, 27903590), (4, 13951795), (5, 11161436), (10, 5580718), (11, 5073380), (13, 4292860), (19, 2937220), (20, 2790359), (22, 2536690), (26, 2146430), (38, 1468610), (44, 1268345), (52, 1073215), (55, 1014676), (65, 858572), (76, 734305), (79, 706420), (95, 587444), (110, 507338), (130, 429286), (143, 390260), (158, 353210), (169, 330220), (190, 293722), (209, 267020), (220, 253669), (247, 225940), (260, 214643), (286, 195130), (316, 176605), (338, 165110), (380, 146861), (395, 141284), (418, 133510), (494, 112970), (572, 97565), (676, 82555), (715, 78052), (790, 70642), (836, 66755), (845, 66044), (869, 64220), (988, 56485), (1027, 54340), (1045, 53404), (1235, 45188), (1430, 39026), (1501, 37180), (1580, 35321), (1690, 33022), (1738, 32110), (1859, 30020), (2054, 27170), (2090, 26702), (2470, 22594), (2717, 20540), (2860, 19513), (3002, 18590), (3211, 17380), (3380, 16511), (3476, 16055), (3718, 15010), (4108, 13585), (4180, 13351), (4345, 12844), (4940, 11297), (5135, 10868), (5434, 10270), (6004, 9295), (6422, 8690), (7436, 7505)]