123288960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:588

約数の個数: 128

約数和(自身を含む): 396453600

約数和(自身を除く): 273164640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 314, 320, 384, 409, 471, 480, 628, 640, 785, 818, 942, 960, 1227, 1256, 1570, 1636, 1884, 1920, 2045, 2355, 2454, 2512, 3140, 3272, 3768, 4090, 4710, 4908, 5024, 6135, 6280, 6544, 7536, 8180, 9420, 9816, 10048, 12270, 12560, 13088, 15072, 16360, 18840, 19632, 20096, 24540, 25120, 26176, 30144, 32720, 37680, 39264, 49080, 50240, 52352, 60288, 64213, 65440, 75360, 78528, 98160, 100480, 128426, 130880, 150720, 157056, 192639, 196320, 256852, 261760, 301440, 321065, 385278, 392640, 513704, 642130, 770556, 785280, 963195, 1027408, 1284260, 1541112, 1926390, 2054816, 2568520, 3082224, 3852780, 4109632, 5137040, 6164448, 7705560, 8219264, 10274080, 12328896, 15411120, 20548160, 24657792, 30822240, 41096320, 61644480, 123288960]

約数ペア:

[(1, 123288960), (2, 61644480), (3, 41096320), (4, 30822240), (5, 24657792), (6, 20548160), (8, 15411120), (10, 12328896), (12, 10274080), (15, 8219264), (16, 7705560), (20, 6164448), (24, 5137040), (30, 4109632), (32, 3852780), (40, 3082224), (48, 2568520), (60, 2054816), (64, 1926390), (80, 1541112), (96, 1284260), (120, 1027408), (128, 963195), (157, 785280), (160, 770556), (192, 642130), (240, 513704), (314, 392640), (320, 385278), (384, 321065), (409, 301440), (471, 261760), (480, 256852), (628, 196320), (640, 192639), (785, 157056), (818, 150720), (942, 130880), (960, 128426), (1227, 100480), (1256, 98160), (1570, 78528), (1636, 75360), (1884, 65440), (1920, 64213), (2045, 60288), (2355, 52352), (2454, 50240), (2512, 49080), (3140, 39264), (3272, 37680), (3768, 32720), (4090, 30144), (4710, 26176), (4908, 25120), (5024, 24540), (6135, 20096), (6280, 19632), (6544, 18840), (7536, 16360), (8180, 15072), (9420, 13088), (9816, 12560), (10048, 12270)]