818169240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1201}}^1$

素因数の和:2033

約数の個数: 128

約数和(自身を含む): 2810949120

約数和(自身を除く): 1992779880

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, 811, 840, 1201, 1622, 2402, 2433, 3244, 3603, 4055, 4804, 4866, 5677, 6005, 6488, 7206, 8110, 8407, 9608, 9732, 11354, 12010, 12165, 14412, 16220, 16814, 17031, 18015, 19464, 22708, 24020, 24330, 25221, 28385, 28824, 32440, 33628, 34062, 36030, 42035, 45416, 48040, 48660, 50442, 56770, 67256, 68124, 72060, 84070, 85155, 97320, 100884, 113540, 126105, 136248, 144120, 168140, 170310, 201768, 227080, 252210, 336280, 340620, 504420, 681240, 974011, 1008840, 1948022, 2922033, 3896044, 4870055, 5844066, 6818077, 7792088, 9740110, 11688132, 13636154, 14610165, 19480220, 20454231, 23376264, 27272308, 29220330, 34090385, 38960440, 40908462, 54544616, 58440660, 68180770, 81816924, 102271155, 116881320, 136361540, 163633848, 204542310, 272723080, 409084620, 818169240]

約数ペア:

[(1, 818169240), (2, 409084620), (3, 272723080), (4, 204542310), (5, 163633848), (6, 136361540), (7, 116881320), (8, 102271155), (10, 81816924), (12, 68180770), (14, 58440660), (15, 54544616), (20, 40908462), (21, 38960440), (24, 34090385), (28, 29220330), (30, 27272308), (35, 23376264), (40, 20454231), (42, 19480220), (56, 14610165), (60, 13636154), (70, 11688132), (84, 9740110), (105, 7792088), (120, 6818077), (140, 5844066), (168, 4870055), (210, 3896044), (280, 2922033), (420, 1948022), (811, 1008840), (840, 974011), (1201, 681240), (1622, 504420), (2402, 340620), (2433, 336280), (3244, 252210), (3603, 227080), (4055, 201768), (4804, 170310), (4866, 168140), (5677, 144120), (6005, 136248), (6488, 126105), (7206, 113540), (8110, 100884), (8407, 97320), (9608, 85155), (9732, 84070), (11354, 72060), (12010, 68124), (12165, 67256), (14412, 56770), (16220, 50442), (16814, 48660), (17031, 48040), (18015, 45416), (19464, 42035), (22708, 36030), (24020, 34062), (24330, 33628), (25221, 32440), (28385, 28824)]