438037320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{811}}^1$

素因数の和:1475

約数の個数: 128

約数和(自身を含む): 1506032640

約数和(自身を除く): 1067995320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 643, 811, 840, 1286, 1622, 1929, 2433, 2572, 3215, 3244, 3858, 4055, 4501, 4866, 5144, 5677, 6430, 6488, 7716, 8110, 9002, 9645, 9732, 11354, 12165, 12860, 13503, 15432, 16220, 17031, 18004, 19290, 19464, 22505, 22708, 24330, 25720, 27006, 28385, 32440, 34062, 36008, 38580, 45010, 45416, 48660, 54012, 56770, 67515, 68124, 77160, 85155, 90020, 97320, 108024, 113540, 135030, 136248, 170310, 180040, 227080, 270060, 340620, 521473, 540120, 681240, 1042946, 1564419, 2085892, 2607365, 3128838, 3650311, 4171784, 5214730, 6257676, 7300622, 7822095, 10429460, 10950933, 12515352, 14601244, 15644190, 18251555, 20858920, 21901866, 29202488, 31288380, 36503110, 43803732, 54754665, 62576760, 73006220, 87607464, 109509330, 146012440, 219018660, 438037320]

約数ペア:

[(1, 438037320), (2, 219018660), (3, 146012440), (4, 109509330), (5, 87607464), (6, 73006220), (7, 62576760), (8, 54754665), (10, 43803732), (12, 36503110), (14, 31288380), (15, 29202488), (20, 21901866), (21, 20858920), (24, 18251555), (28, 15644190), (30, 14601244), (35, 12515352), (40, 10950933), (42, 10429460), (56, 7822095), (60, 7300622), (70, 6257676), (84, 5214730), (105, 4171784), (120, 3650311), (140, 3128838), (168, 2607365), (210, 2085892), (280, 1564419), (420, 1042946), (643, 681240), (811, 540120), (840, 521473), (1286, 340620), (1622, 270060), (1929, 227080), (2433, 180040), (2572, 170310), (3215, 136248), (3244, 135030), (3858, 113540), (4055, 108024), (4501, 97320), (4866, 90020), (5144, 85155), (5677, 77160), (6430, 68124), (6488, 67515), (7716, 56770), (8110, 54012), (9002, 48660), (9645, 45416), (9732, 45010), (11354, 38580), (12165, 36008), (12860, 34062), (13503, 32440), (15432, 28385), (16220, 27006), (17031, 25720), (18004, 24330), (19290, 22708), (19464, 22505)]