245653920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5503}}^1$

素因数の和:5555

約数の個数: 144

約数和(自身を含む): 865492992

約数和(自身を除く): 619839072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5503, 5580, 7440, 8928, 11006, 11160, 14880, 16509, 22012, 22320, 27515, 33018, 44024, 44640, 49527, 55030, 66036, 82545, 88048, 99054, 110060, 132072, 165090, 170593, 176096, 198108, 220120, 247635, 264144, 330180, 341186, 396216, 440240, 495270, 511779, 528288, 660360, 682372, 792432, 852965, 880480, 990540, 1023558, 1320720, 1364744, 1535337, 1584864, 1705930, 1981080, 2047116, 2558895, 2641440, 2729488, 3070674, 3411860, 3962160, 4094232, 5117790, 5458976, 6141348, 6823720, 7676685, 7924320, 8188464, 10235580, 12282696, 13647440, 15353370, 16376928, 20471160, 24565392, 27294880, 30706740, 40942320, 49130784, 61413480, 81884640, 122826960, 245653920]

約数ペア:

[(1, 245653920), (2, 122826960), (3, 81884640), (4, 61413480), (5, 49130784), (6, 40942320), (8, 30706740), (9, 27294880), (10, 24565392), (12, 20471160), (15, 16376928), (16, 15353370), (18, 13647440), (20, 12282696), (24, 10235580), (30, 8188464), (31, 7924320), (32, 7676685), (36, 6823720), (40, 6141348), (45, 5458976), (48, 5117790), (60, 4094232), (62, 3962160), (72, 3411860), (80, 3070674), (90, 2729488), (93, 2641440), (96, 2558895), (120, 2047116), (124, 1981080), (144, 1705930), (155, 1584864), (160, 1535337), (180, 1364744), (186, 1320720), (240, 1023558), (248, 990540), (279, 880480), (288, 852965), (310, 792432), (360, 682372), (372, 660360), (465, 528288), (480, 511779), (496, 495270), (558, 440240), (620, 396216), (720, 341186), (744, 330180), (930, 264144), (992, 247635), (1116, 220120), (1240, 198108), (1395, 176096), (1440, 170593), (1488, 165090), (1860, 132072), (2232, 110060), (2480, 99054), (2790, 88048), (2976, 82545), (3720, 66036), (4464, 55030), (4960, 49527), (5503, 44640), (5580, 44024), (7440, 33018), (8928, 27515), (11006, 22320), (11160, 22012), (14880, 16509)]