2178115940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{8369}}^1$

素因数の和:8422

約数の個数: 144

約数和(自身を含む): 6175854720

約数和(自身を除く): 3997738780

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 169, 182, 220, 260, 286, 308, 338, 364, 385, 455, 572, 676, 715, 770, 845, 910, 1001, 1183, 1430, 1540, 1690, 1820, 1859, 2002, 2366, 2860, 3380, 3718, 4004, 4732, 5005, 5915, 7436, 8369, 9295, 10010, 11830, 13013, 16738, 18590, 20020, 23660, 26026, 33476, 37180, 41845, 52052, 58583, 65065, 83690, 92059, 108797, 117166, 130130, 167380, 184118, 217594, 234332, 260260, 292915, 368236, 435188, 460295, 543985, 585830, 644413, 761579, 920590, 1087970, 1171660, 1196767, 1288826, 1414361, 1523158, 1841180, 2175940, 2393534, 2577652, 2828722, 3046316, 3222065, 3807895, 4787068, 5657444, 5983835, 6444130, 7071805, 7615790, 8377369, 9900527, 11967670, 12888260, 14143610, 15231580, 15557971, 16754738, 19801054, 23935340, 28287220, 31115942, 33509476, 39602108, 41886845, 49502635, 62231884, 77789855, 83773690, 99005270, 108905797, 155579710, 167547380, 198010540, 217811594, 311159420, 435623188, 544528985, 1089057970, 2178115940]

約数ペア:

[(1, 2178115940), (2, 1089057970), (4, 544528985), (5, 435623188), (7, 311159420), (10, 217811594), (11, 198010540), (13, 167547380), (14, 155579710), (20, 108905797), (22, 99005270), (26, 83773690), (28, 77789855), (35, 62231884), (44, 49502635), (52, 41886845), (55, 39602108), (65, 33509476), (70, 31115942), (77, 28287220), (91, 23935340), (110, 19801054), (130, 16754738), (140, 15557971), (143, 15231580), (154, 14143610), (169, 12888260), (182, 11967670), (220, 9900527), (260, 8377369), (286, 7615790), (308, 7071805), (338, 6444130), (364, 5983835), (385, 5657444), (455, 4787068), (572, 3807895), (676, 3222065), (715, 3046316), (770, 2828722), (845, 2577652), (910, 2393534), (1001, 2175940), (1183, 1841180), (1430, 1523158), (1540, 1414361), (1690, 1288826), (1820, 1196767), (1859, 1171660), (2002, 1087970), (2366, 920590), (2860, 761579), (3380, 644413), (3718, 585830), (4004, 543985), (4732, 460295), (5005, 435188), (5915, 368236), (7436, 292915), (8369, 260260), (9295, 234332), (10010, 217594), (11830, 184118), (13013, 167380), (16738, 130130), (18590, 117166), (20020, 108797), (23660, 92059), (26026, 83690), (33476, 65065), (37180, 58583), (41845, 52052)]