15972837720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{388067}}^1$

素因数の和:388102

約数の個数: 128

約数和(自身を含む): 55881792000

約数和(自身を除く): 39908954280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1960, 2058, 2744, 2940, 3430, 4116, 5145, 5880, 6860, 8232, 10290, 13720, 20580, 41160, 388067, 776134, 1164201, 1552268, 1940335, 2328402, 2716469, 3104536, 3880670, 4656804, 5432938, 5821005, 7761340, 8149407, 9313608, 10865876, 11642010, 13582345, 15522680, 16298814, 19015283, 21731752, 23284020, 27164690, 32597628, 38030566, 40747035, 46568040, 54329380, 57045849, 65195256, 76061132, 81494070, 95076415, 108658760, 114091698, 133106981, 152122264, 162988140, 190152830, 228183396, 266213962, 285229245, 325976280, 380305660, 399320943, 456366792, 532427924, 570458490, 665534905, 760611320, 798641886, 1064855848, 1140916980, 1331069810, 1597283772, 1996604715, 2281833960, 2662139620, 3194567544, 3993209430, 5324279240, 7986418860, 15972837720]

約数ペア:

[(1, 15972837720), (2, 7986418860), (3, 5324279240), (4, 3993209430), (5, 3194567544), (6, 2662139620), (7, 2281833960), (8, 1996604715), (10, 1597283772), (12, 1331069810), (14, 1140916980), (15, 1064855848), (20, 798641886), (21, 760611320), (24, 665534905), (28, 570458490), (30, 532427924), (35, 456366792), (40, 399320943), (42, 380305660), (49, 325976280), (56, 285229245), (60, 266213962), (70, 228183396), (84, 190152830), (98, 162988140), (105, 152122264), (120, 133106981), (140, 114091698), (147, 108658760), (168, 95076415), (196, 81494070), (210, 76061132), (245, 65195256), (280, 57045849), (294, 54329380), (343, 46568040), (392, 40747035), (420, 38030566), (490, 32597628), (588, 27164690), (686, 23284020), (735, 21731752), (840, 19015283), (980, 16298814), (1029, 15522680), (1176, 13582345), (1372, 11642010), (1470, 10865876), (1715, 9313608), (1960, 8149407), (2058, 7761340), (2744, 5821005), (2940, 5432938), (3430, 4656804), (4116, 3880670), (5145, 3104536), (5880, 2716469), (6860, 2328402), (8232, 1940335), (10290, 1552268), (13720, 1164201), (20580, 776134), (41160, 388067)]