199989540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2069}}^1$

素因数の和:2266

約数の個数: 96

約数和(自身を含む): 625968000

約数和(自身を除く): 425978460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 179, 180, 270, 358, 537, 540, 716, 895, 1074, 1611, 1790, 2069, 2148, 2685, 3222, 3580, 4138, 4833, 5370, 6207, 6444, 8055, 8276, 9666, 10345, 10740, 12414, 16110, 18621, 19332, 20690, 24165, 24828, 31035, 32220, 37242, 41380, 48330, 55863, 62070, 74484, 93105, 96660, 111726, 124140, 186210, 223452, 279315, 370351, 372420, 558630, 740702, 1111053, 1117260, 1481404, 1851755, 2222106, 3333159, 3703510, 4444212, 5555265, 6666318, 7407020, 9999477, 11110530, 13332636, 16665795, 19998954, 22221060, 33331590, 39997908, 49997385, 66663180, 99994770, 199989540]

約数ペア:

[(1, 199989540), (2, 99994770), (3, 66663180), (4, 49997385), (5, 39997908), (6, 33331590), (9, 22221060), (10, 19998954), (12, 16665795), (15, 13332636), (18, 11110530), (20, 9999477), (27, 7407020), (30, 6666318), (36, 5555265), (45, 4444212), (54, 3703510), (60, 3333159), (90, 2222106), (108, 1851755), (135, 1481404), (179, 1117260), (180, 1111053), (270, 740702), (358, 558630), (537, 372420), (540, 370351), (716, 279315), (895, 223452), (1074, 186210), (1611, 124140), (1790, 111726), (2069, 96660), (2148, 93105), (2685, 74484), (3222, 62070), (3580, 55863), (4138, 48330), (4833, 41380), (5370, 37242), (6207, 32220), (6444, 31035), (8055, 24828), (8276, 24165), (9666, 20690), (10345, 19332), (10740, 18621), (12414, 16110)]