1330681880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{751}}^1\times {\mathrm{4027}}^1$

素因数の和:4800

約数の個数: 64

約数和(自身を含む): 3271380480

約数和(自身を除く): 1940698600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 751, 1502, 3004, 3755, 4027, 6008, 7510, 8054, 8261, 15020, 16108, 16522, 20135, 30040, 32216, 33044, 40270, 41305, 44297, 66088, 80540, 82610, 88594, 161080, 165220, 177188, 221485, 330440, 354376, 442970, 885940, 1771880, 3024277, 6048554, 12097108, 15121385, 24194216, 30242770, 33267047, 60485540, 66534094, 120971080, 133068188, 166335235, 266136376, 332670470, 665340940, 1330681880]

約数ペア:

[(1, 1330681880), (2, 665340940), (4, 332670470), (5, 266136376), (8, 166335235), (10, 133068188), (11, 120971080), (20, 66534094), (22, 60485540), (40, 33267047), (44, 30242770), (55, 24194216), (88, 15121385), (110, 12097108), (220, 6048554), (440, 3024277), (751, 1771880), (1502, 885940), (3004, 442970), (3755, 354376), (4027, 330440), (6008, 221485), (7510, 177188), (8054, 165220), (8261, 161080), (15020, 88594), (16108, 82610), (16522, 80540), (20135, 66088), (30040, 44297), (32216, 41305), (33044, 40270)]