76807920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:503

約数の個数: 160

約数和(自身を含む): 274982400

約数和(自身を除く): 198174480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 131, 140, 168, 210, 240, 262, 280, 336, 349, 393, 420, 524, 560, 655, 698, 786, 840, 917, 1047, 1048, 1310, 1396, 1572, 1680, 1745, 1834, 1965, 2094, 2096, 2443, 2620, 2751, 2792, 3144, 3490, 3668, 3930, 4188, 4585, 4886, 5235, 5240, 5502, 5584, 6288, 6980, 7329, 7336, 7860, 8376, 9170, 9772, 10470, 10480, 11004, 12215, 13755, 13960, 14658, 14672, 15720, 16752, 18340, 19544, 20940, 22008, 24430, 27510, 27920, 29316, 31440, 36645, 36680, 39088, 41880, 44016, 45719, 48860, 55020, 58632, 73290, 73360, 83760, 91438, 97720, 110040, 117264, 137157, 146580, 182876, 195440, 220080, 228595, 274314, 293160, 320033, 365752, 457190, 548628, 586320, 640066, 685785, 731504, 914380, 960099, 1097256, 1280132, 1371570, 1600165, 1828760, 1920198, 2194512, 2560264, 2743140, 3200330, 3657520, 3840396, 4800495, 5120528, 5486280, 6400660, 7680792, 9600990, 10972560, 12801320, 15361584, 19201980, 25602640, 38403960, 76807920]

約数ペア:

[(1, 76807920), (2, 38403960), (3, 25602640), (4, 19201980), (5, 15361584), (6, 12801320), (7, 10972560), (8, 9600990), (10, 7680792), (12, 6400660), (14, 5486280), (15, 5120528), (16, 4800495), (20, 3840396), (21, 3657520), (24, 3200330), (28, 2743140), (30, 2560264), (35, 2194512), (40, 1920198), (42, 1828760), (48, 1600165), (56, 1371570), (60, 1280132), (70, 1097256), (80, 960099), (84, 914380), (105, 731504), (112, 685785), (120, 640066), (131, 586320), (140, 548628), (168, 457190), (210, 365752), (240, 320033), (262, 293160), (280, 274314), (336, 228595), (349, 220080), (393, 195440), (420, 182876), (524, 146580), (560, 137157), (655, 117264), (698, 110040), (786, 97720), (840, 91438), (917, 83760), (1047, 73360), (1048, 73290), (1310, 58632), (1396, 55020), (1572, 48860), (1680, 45719), (1745, 44016), (1834, 41880), (1965, 39088), (2094, 36680), (2096, 36645), (2443, 31440), (2620, 29316), (2751, 27920), (2792, 27510), (3144, 24430), (3490, 22008), (3668, 20940), (3930, 19544), (4188, 18340), (4585, 16752), (4886, 15720), (5235, 14672), (5240, 14658), (5502, 13960), (5584, 13755), (6288, 12215), (6980, 11004), (7329, 10480), (7336, 10470), (7860, 9772), (8376, 9170)]