4087440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{811}}^1$

素因数の和:837

約数の個数: 120

約数和(自身を含む): 15707328

約数和(自身を除く): 11619888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 811, 840, 1008, 1260, 1622, 1680, 2433, 2520, 3244, 4055, 4866, 5040, 5677, 6488, 7299, 8110, 9732, 11354, 12165, 12976, 14598, 16220, 17031, 19464, 22708, 24330, 28385, 29196, 32440, 34062, 36495, 38928, 45416, 48660, 51093, 56770, 58392, 64880, 68124, 72990, 85155, 90832, 97320, 102186, 113540, 116784, 136248, 145980, 170310, 194640, 204372, 227080, 255465, 272496, 291960, 340620, 408744, 454160, 510930, 583920, 681240, 817488, 1021860, 1362480, 2043720, 4087440]

約数ペア:

[(1, 4087440), (2, 2043720), (3, 1362480), (4, 1021860), (5, 817488), (6, 681240), (7, 583920), (8, 510930), (9, 454160), (10, 408744), (12, 340620), (14, 291960), (15, 272496), (16, 255465), (18, 227080), (20, 204372), (21, 194640), (24, 170310), (28, 145980), (30, 136248), (35, 116784), (36, 113540), (40, 102186), (42, 97320), (45, 90832), (48, 85155), (56, 72990), (60, 68124), (63, 64880), (70, 58392), (72, 56770), (80, 51093), (84, 48660), (90, 45416), (105, 38928), (112, 36495), (120, 34062), (126, 32440), (140, 29196), (144, 28385), (168, 24330), (180, 22708), (210, 19464), (240, 17031), (252, 16220), (280, 14598), (315, 12976), (336, 12165), (360, 11354), (420, 9732), (504, 8110), (560, 7299), (630, 6488), (720, 5677), (811, 5040), (840, 4866), (1008, 4055), (1260, 3244), (1622, 2520), (1680, 2433)]