2019291225

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 4037241600

約数和(自身を除く): 2017950375

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 59, 67, 75, 105, 139, 147, 175, 177, 201, 245, 295, 335, 413, 417, 469, 525, 695, 735, 885, 973, 1005, 1225, 1239, 1407, 1475, 1675, 2065, 2085, 2345, 2891, 2919, 3283, 3475, 3675, 3953, 4425, 4865, 5025, 6195, 6811, 7035, 8201, 8673, 9313, 9849, 10325, 10425, 11725, 11859, 14455, 14595, 16415, 19765, 20433, 24325, 24603, 27671, 27939, 30975, 34055, 35175, 41005, 43365, 46565, 49245, 57407, 59295, 65191, 72275, 72975, 82075, 83013, 98825, 102165, 123015, 138355, 139695, 170275, 172221, 193697, 195573, 205025, 216825, 232825, 246225, 287035, 296475, 325955, 401849, 415065, 456337, 510825, 549467, 581091, 615075, 691775, 698475, 861105, 968485, 977865, 1205547, 1369011, 1435175, 1629775, 1648401, 2009245, 2075325, 2281685, 2747335, 2905455, 3846269, 4305525, 4842425, 4889325, 6027735, 6845055, 8242005, 10046225, 11408425, 11538807, 13736675, 14527275, 19231345, 26923883, 30138675, 34225275, 41210025, 57694035, 80771649, 96156725, 134619415, 288470175, 403858245, 673097075, 2019291225]

約数ペア:

[(1, 2019291225), (3, 673097075), (5, 403858245), (7, 288470175), (15, 134619415), (21, 96156725), (25, 80771649), (35, 57694035), (49, 41210025), (59, 34225275), (67, 30138675), (75, 26923883), (105, 19231345), (139, 14527275), (147, 13736675), (175, 11538807), (177, 11408425), (201, 10046225), (245, 8242005), (295, 6845055), (335, 6027735), (413, 4889325), (417, 4842425), (469, 4305525), (525, 3846269), (695, 2905455), (735, 2747335), (885, 2281685), (973, 2075325), (1005, 2009245), (1225, 1648401), (1239, 1629775), (1407, 1435175), (1475, 1369011), (1675, 1205547), (2065, 977865), (2085, 968485), (2345, 861105), (2891, 698475), (2919, 691775), (3283, 615075), (3475, 581091), (3675, 549467), (3953, 510825), (4425, 456337), (4865, 415065), (5025, 401849), (6195, 325955), (6811, 296475), (7035, 287035), (8201, 246225), (8673, 232825), (9313, 216825), (9849, 205025), (10325, 195573), (10425, 193697), (11725, 172221), (11859, 170275), (14455, 139695), (14595, 138355), (16415, 123015), (19765, 102165), (20433, 98825), (24325, 83013), (24603, 82075), (27671, 72975), (27939, 72275), (30975, 65191), (34055, 59295), (35175, 57407), (41005, 49245), (43365, 46565)]