71530440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 228528000

約数和(自身を除く): 156997560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 137, 152, 190, 228, 229, 274, 285, 380, 411, 456, 458, 548, 570, 685, 687, 760, 822, 916, 1096, 1140, 1145, 1370, 1374, 1644, 1832, 2055, 2280, 2290, 2603, 2740, 2748, 3288, 3435, 4110, 4351, 4580, 5206, 5480, 5496, 6870, 7809, 8220, 8702, 9160, 10412, 13015, 13053, 13740, 15618, 16440, 17404, 20824, 21755, 26030, 26106, 27480, 31236, 31373, 34808, 39045, 43510, 52060, 52212, 62472, 62746, 65265, 78090, 87020, 94119, 104120, 104424, 125492, 130530, 156180, 156865, 174040, 188238, 250984, 261060, 312360, 313730, 376476, 470595, 522120, 596087, 627460, 752952, 941190, 1192174, 1254920, 1788261, 1882380, 2384348, 2980435, 3576522, 3764760, 4768696, 5960870, 7153044, 8941305, 11921740, 14306088, 17882610, 23843480, 35765220, 71530440]

約数ペア:

[(1, 71530440), (2, 35765220), (3, 23843480), (4, 17882610), (5, 14306088), (6, 11921740), (8, 8941305), (10, 7153044), (12, 5960870), (15, 4768696), (19, 3764760), (20, 3576522), (24, 2980435), (30, 2384348), (38, 1882380), (40, 1788261), (57, 1254920), (60, 1192174), (76, 941190), (95, 752952), (114, 627460), (120, 596087), (137, 522120), (152, 470595), (190, 376476), (228, 313730), (229, 312360), (274, 261060), (285, 250984), (380, 188238), (411, 174040), (456, 156865), (458, 156180), (548, 130530), (570, 125492), (685, 104424), (687, 104120), (760, 94119), (822, 87020), (916, 78090), (1096, 65265), (1140, 62746), (1145, 62472), (1370, 52212), (1374, 52060), (1644, 43510), (1832, 39045), (2055, 34808), (2280, 31373), (2290, 31236), (2603, 27480), (2740, 26106), (2748, 26030), (3288, 21755), (3435, 20824), (4110, 17404), (4351, 16440), (4580, 15618), (5206, 13740), (5480, 13053), (5496, 13015), (6870, 10412), (7809, 9160), (8220, 8702)]