77888160

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{7727}}^1$

素因数の和:7755

約数の個数: 144

約数和(自身を含む): 303803136

約数和(自身を除く): 225914976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 7727, 10080, 15454, 23181, 30908, 38635, 46362, 54089, 61816, 69543, 77270, 92724, 108178, 115905, 123632, 139086, 154540, 162267, 185448, 216356, 231810, 247264, 270445, 278172, 309080, 324534, 347715, 370896, 432712, 463620, 486801, 540890, 556344, 618160, 649068, 695430, 741792, 811335, 865424, 927240, 973602, 1081780, 1112688, 1236320, 1298136, 1390860, 1622670, 1730848, 1854480, 1947204, 2163560, 2225376, 2434005, 2596272, 2781720, 3245340, 3708960, 3894408, 4327120, 4868010, 5192544, 5563440, 6490680, 7788816, 8654240, 9736020, 11126880, 12981360, 15577632, 19472040, 25962720, 38944080, 77888160]

約数ペア:

[(1, 77888160), (2, 38944080), (3, 25962720), (4, 19472040), (5, 15577632), (6, 12981360), (7, 11126880), (8, 9736020), (9, 8654240), (10, 7788816), (12, 6490680), (14, 5563440), (15, 5192544), (16, 4868010), (18, 4327120), (20, 3894408), (21, 3708960), (24, 3245340), (28, 2781720), (30, 2596272), (32, 2434005), (35, 2225376), (36, 2163560), (40, 1947204), (42, 1854480), (45, 1730848), (48, 1622670), (56, 1390860), (60, 1298136), (63, 1236320), (70, 1112688), (72, 1081780), (80, 973602), (84, 927240), (90, 865424), (96, 811335), (105, 741792), (112, 695430), (120, 649068), (126, 618160), (140, 556344), (144, 540890), (160, 486801), (168, 463620), (180, 432712), (210, 370896), (224, 347715), (240, 324534), (252, 309080), (280, 278172), (288, 270445), (315, 247264), (336, 231810), (360, 216356), (420, 185448), (480, 162267), (504, 154540), (560, 139086), (630, 123632), (672, 115905), (720, 108178), (840, 92724), (1008, 77270), (1120, 69543), (1260, 61816), (1440, 54089), (1680, 46362), (2016, 38635), (2520, 30908), (3360, 23181), (5040, 15454), (7727, 10080)]