240990120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:405

約数の個数: 256

約数和(自身を含む): 928972800

約数和(自身を除く): 687982680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 127, 135, 140, 168, 180, 189, 210, 216, 251, 252, 254, 270, 280, 315, 360, 378, 381, 420, 502, 504, 508, 540, 630, 635, 753, 756, 762, 840, 889, 945, 1004, 1016, 1080, 1143, 1255, 1260, 1270, 1506, 1512, 1524, 1757, 1778, 1890, 1905, 2008, 2259, 2286, 2510, 2520, 2540, 2667, 3012, 3048, 3429, 3514, 3556, 3765, 3780, 3810, 4445, 4518, 4572, 5020, 5080, 5271, 5334, 5715, 6024, 6777, 6858, 7028, 7112, 7530, 7560, 7620, 8001, 8785, 8890, 9036, 9144, 10040, 10542, 10668, 11295, 11430, 13335, 13554, 13716, 14056, 15060, 15240, 15813, 16002, 17145, 17570, 17780, 18072, 21084, 21336, 22590, 22860, 24003, 26355, 26670, 27108, 27432, 30120, 31626, 31877, 32004, 33885, 34290, 35140, 35560, 40005, 42168, 45180, 45720, 47439, 48006, 52710, 53340, 54216, 63252, 63754, 64008, 67770, 68580, 70280, 79065, 80010, 90360, 94878, 95631, 96012, 105420, 106680, 120015, 126504, 127508, 135540, 137160, 158130, 159385, 160020, 189756, 191262, 192024, 210840, 223139, 237195, 240030, 255016, 271080, 286893, 316260, 318770, 320040, 379512, 382524, 446278, 474390, 478155, 480060, 573786, 632520, 637540, 669417, 765048, 860679, 892556, 948780, 956310, 960120, 1115695, 1147572, 1275080, 1338834, 1434465, 1721358, 1785112, 1897560, 1912620, 2008251, 2231390, 2295144, 2677668, 2868930, 3347085, 3442716, 3825240, 4016502, 4303395, 4462780, 5355336, 5737860, 6024753, 6694170, 6885432, 8033004, 8606790, 8925560, 10041255, 11475720, 12049506, 13388340, 16066008, 17213580, 20082510, 24099012, 26776680, 30123765, 34427160, 40165020, 48198024, 60247530, 80330040, 120495060, 240990120]

約数ペア:

[(1, 240990120), (2, 120495060), (3, 80330040), (4, 60247530), (5, 48198024), (6, 40165020), (7, 34427160), (8, 30123765), (9, 26776680), (10, 24099012), (12, 20082510), (14, 17213580), (15, 16066008), (18, 13388340), (20, 12049506), (21, 11475720), (24, 10041255), (27, 8925560), (28, 8606790), (30, 8033004), (35, 6885432), (36, 6694170), (40, 6024753), (42, 5737860), (45, 5355336), (54, 4462780), (56, 4303395), (60, 4016502), (63, 3825240), (70, 3442716), (72, 3347085), (84, 2868930), (90, 2677668), (105, 2295144), (108, 2231390), (120, 2008251), (126, 1912620), (127, 1897560), (135, 1785112), (140, 1721358), (168, 1434465), (180, 1338834), (189, 1275080), (210, 1147572), (216, 1115695), (251, 960120), (252, 956310), (254, 948780), (270, 892556), (280, 860679), (315, 765048), (360, 669417), (378, 637540), (381, 632520), (420, 573786), (502, 480060), (504, 478155), (508, 474390), (540, 446278), (630, 382524), (635, 379512), (753, 320040), (756, 318770), (762, 316260), (840, 286893), (889, 271080), (945, 255016), (1004, 240030), (1016, 237195), (1080, 223139), (1143, 210840), (1255, 192024), (1260, 191262), (1270, 189756), (1506, 160020), (1512, 159385), (1524, 158130), (1757, 137160), (1778, 135540), (1890, 127508), (1905, 126504), (2008, 120015), (2259, 106680), (2286, 105420), (2510, 96012), (2520, 95631), (2540, 94878), (2667, 90360), (3012, 80010), (3048, 79065), (3429, 70280), (3514, 68580), (3556, 67770), (3765, 64008), (3780, 63754), (3810, 63252), (4445, 54216), (4518, 53340), (4572, 52710), (5020, 48006), (5080, 47439), (5271, 45720), (5334, 45180), (5715, 42168), (6024, 40005), (6777, 35560), (6858, 35140), (7028, 34290), (7112, 33885), (7530, 32004), (7560, 31877), (7620, 31626), (8001, 30120), (8785, 27432), (8890, 27108), (9036, 26670), (9144, 26355), (10040, 24003), (10542, 22860), (10668, 22590), (11295, 21336), (11430, 21084), (13335, 18072), (13554, 17780), (13716, 17570), (14056, 17145), (15060, 16002), (15240, 15813)]