287377920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{12473}}^1$

素因数の和:12502

約数の個数: 120

約数和(自身を含む): 995350356

約数和(自身を除く): 707972436

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 12473, 23040, 24946, 37419, 49892, 62365, 74838, 99784, 112257, 124730, 149676, 187095, 199568, 224514, 249460, 299352, 374190, 399136, 449028, 498920, 561285, 598704, 748380, 798272, 898056, 997840, 1122570, 1197408, 1496760, 1596544, 1796112, 1995680, 2245140, 2394816, 2993520, 3193088, 3592224, 3991360, 4490280, 4789632, 5987040, 6386176, 7184448, 7982720, 8980560, 9579264, 11974080, 14368896, 15965440, 17961120, 19158528, 23948160, 28737792, 31930880, 35922240, 47896320, 57475584, 71844480, 95792640, 143688960, 287377920]

約数ペア:

[(1, 287377920), (2, 143688960), (3, 95792640), (4, 71844480), (5, 57475584), (6, 47896320), (8, 35922240), (9, 31930880), (10, 28737792), (12, 23948160), (15, 19158528), (16, 17961120), (18, 15965440), (20, 14368896), (24, 11974080), (30, 9579264), (32, 8980560), (36, 7982720), (40, 7184448), (45, 6386176), (48, 5987040), (60, 4789632), (64, 4490280), (72, 3991360), (80, 3592224), (90, 3193088), (96, 2993520), (120, 2394816), (128, 2245140), (144, 1995680), (160, 1796112), (180, 1596544), (192, 1496760), (240, 1197408), (256, 1122570), (288, 997840), (320, 898056), (360, 798272), (384, 748380), (480, 598704), (512, 561285), (576, 498920), (640, 449028), (720, 399136), (768, 374190), (960, 299352), (1152, 249460), (1280, 224514), (1440, 199568), (1536, 187095), (1920, 149676), (2304, 124730), (2560, 112257), (2880, 99784), (3840, 74838), (4608, 62365), (5760, 49892), (7680, 37419), (11520, 24946), (12473, 23040)]