28837800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 99694140

約数和(自身を除く): 70856340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 37, 40, 45, 50, 60, 72, 74, 75, 90, 100, 111, 120, 148, 150, 180, 185, 200, 222, 225, 296, 300, 333, 360, 370, 433, 444, 450, 555, 600, 666, 740, 866, 888, 900, 925, 1110, 1299, 1332, 1480, 1665, 1732, 1800, 1850, 2165, 2220, 2598, 2664, 2775, 3330, 3464, 3700, 3897, 4330, 4440, 5196, 5550, 6495, 6660, 7400, 7794, 8325, 8660, 10392, 10825, 11100, 12990, 13320, 15588, 16021, 16650, 17320, 19485, 21650, 22200, 25980, 31176, 32042, 32475, 33300, 38970, 43300, 48063, 51960, 64084, 64950, 66600, 77940, 80105, 86600, 96126, 97425, 128168, 129900, 144189, 155880, 160210, 192252, 194850, 240315, 259800, 288378, 320420, 384504, 389700, 400525, 480630, 576756, 640840, 720945, 779400, 801050, 961260, 1153512, 1201575, 1441890, 1602100, 1922520, 2403150, 2883780, 3204200, 3604725, 4806300, 5767560, 7209450, 9612600, 14418900, 28837800]

約数ペア:

[(1, 28837800), (2, 14418900), (3, 9612600), (4, 7209450), (5, 5767560), (6, 4806300), (8, 3604725), (9, 3204200), (10, 2883780), (12, 2403150), (15, 1922520), (18, 1602100), (20, 1441890), (24, 1201575), (25, 1153512), (30, 961260), (36, 801050), (37, 779400), (40, 720945), (45, 640840), (50, 576756), (60, 480630), (72, 400525), (74, 389700), (75, 384504), (90, 320420), (100, 288378), (111, 259800), (120, 240315), (148, 194850), (150, 192252), (180, 160210), (185, 155880), (200, 144189), (222, 129900), (225, 128168), (296, 97425), (300, 96126), (333, 86600), (360, 80105), (370, 77940), (433, 66600), (444, 64950), (450, 64084), (555, 51960), (600, 48063), (666, 43300), (740, 38970), (866, 33300), (888, 32475), (900, 32042), (925, 31176), (1110, 25980), (1299, 22200), (1332, 21650), (1480, 19485), (1665, 17320), (1732, 16650), (1800, 16021), (1850, 15588), (2165, 13320), (2220, 12990), (2598, 11100), (2664, 10825), (2775, 10392), (3330, 8660), (3464, 8325), (3700, 7794), (3897, 7400), (4330, 6660), (4440, 6495), (5196, 5550)]