42102840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 137712960

約数和(自身を除く): 95610120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 137, 156, 195, 197, 260, 274, 312, 390, 394, 411, 520, 548, 591, 685, 780, 788, 822, 985, 1096, 1182, 1370, 1560, 1576, 1644, 1781, 1970, 2055, 2364, 2561, 2740, 2955, 3288, 3562, 3940, 4110, 4728, 5122, 5343, 5480, 5910, 7124, 7683, 7880, 8220, 8905, 10244, 10686, 11820, 12805, 14248, 15366, 16440, 17810, 20488, 21372, 23640, 25610, 26715, 26989, 30732, 35620, 38415, 42744, 51220, 53430, 53978, 61464, 71240, 76830, 80967, 102440, 106860, 107956, 134945, 153660, 161934, 213720, 215912, 269890, 307320, 323868, 350857, 404835, 539780, 647736, 701714, 809670, 1052571, 1079560, 1403428, 1619340, 1754285, 2105142, 2806856, 3238680, 3508570, 4210284, 5262855, 7017140, 8420568, 10525710, 14034280, 21051420, 42102840]

約数ペア:

[(1, 42102840), (2, 21051420), (3, 14034280), (4, 10525710), (5, 8420568), (6, 7017140), (8, 5262855), (10, 4210284), (12, 3508570), (13, 3238680), (15, 2806856), (20, 2105142), (24, 1754285), (26, 1619340), (30, 1403428), (39, 1079560), (40, 1052571), (52, 809670), (60, 701714), (65, 647736), (78, 539780), (104, 404835), (120, 350857), (130, 323868), (137, 307320), (156, 269890), (195, 215912), (197, 213720), (260, 161934), (274, 153660), (312, 134945), (390, 107956), (394, 106860), (411, 102440), (520, 80967), (548, 76830), (591, 71240), (685, 61464), (780, 53978), (788, 53430), (822, 51220), (985, 42744), (1096, 38415), (1182, 35620), (1370, 30732), (1560, 26989), (1576, 26715), (1644, 25610), (1781, 23640), (1970, 21372), (2055, 20488), (2364, 17810), (2561, 16440), (2740, 15366), (2955, 14248), (3288, 12805), (3562, 11820), (3940, 10686), (4110, 10244), (4728, 8905), (5122, 8220), (5343, 7880), (5480, 7683), (5910, 7124)]