123240960

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{1783}}^1$

素因数の和:1815

約数の個数: 160

約数和(自身を含む): 438007680

約数和(自身を除く): 314766720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1783, 1920, 2160, 2304, 2560, 2880, 3456, 3566, 3840, 4320, 4608, 5349, 5760, 6912, 7132, 7680, 8640, 8915, 10698, 11520, 13824, 14264, 16047, 17280, 17830, 21396, 23040, 26745, 28528, 32094, 34560, 35660, 42792, 48141, 53490, 57056, 64188, 69120, 71320, 80235, 85584, 96282, 106980, 114112, 128376, 142640, 160470, 171168, 192564, 213960, 228224, 240705, 256752, 285280, 320940, 342336, 385128, 427920, 456448, 481410, 513504, 570560, 641880, 684672, 770256, 855840, 912896, 962820, 1027008, 1141120, 1283760, 1369344, 1540512, 1711680, 1925640, 2054016, 2282240, 2567520, 2738688, 3081024, 3423360, 3851280, 4108032, 4564480, 5135040, 6162048, 6846720, 7702560, 8216064, 10270080, 12324096, 13693440, 15405120, 20540160, 24648192, 30810240, 41080320, 61620480, 123240960]

約数ペア:

[(1, 123240960), (2, 61620480), (3, 41080320), (4, 30810240), (5, 24648192), (6, 20540160), (8, 15405120), (9, 13693440), (10, 12324096), (12, 10270080), (15, 8216064), (16, 7702560), (18, 6846720), (20, 6162048), (24, 5135040), (27, 4564480), (30, 4108032), (32, 3851280), (36, 3423360), (40, 3081024), (45, 2738688), (48, 2567520), (54, 2282240), (60, 2054016), (64, 1925640), (72, 1711680), (80, 1540512), (90, 1369344), (96, 1283760), (108, 1141120), (120, 1027008), (128, 962820), (135, 912896), (144, 855840), (160, 770256), (180, 684672), (192, 641880), (216, 570560), (240, 513504), (256, 481410), (270, 456448), (288, 427920), (320, 385128), (360, 342336), (384, 320940), (432, 285280), (480, 256752), (512, 240705), (540, 228224), (576, 213960), (640, 192564), (720, 171168), (768, 160470), (864, 142640), (960, 128376), (1080, 114112), (1152, 106980), (1280, 96282), (1440, 85584), (1536, 80235), (1728, 71320), (1783, 69120), (1920, 64188), (2160, 57056), (2304, 53490), (2560, 48141), (2880, 42792), (3456, 35660), (3566, 34560), (3840, 32094), (4320, 28528), (4608, 26745), (5349, 23040), (5760, 21396), (6912, 17830), (7132, 17280), (7680, 16047), (8640, 14264), (8915, 13824), (10698, 11520)]