2420110080

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{499}}^1$

素因数の和:947

約数の個数: 216

約数和(自身を含む): 8410038000

約数和(自身を除く): 5989927920

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, 421, 480, 499, 576, 640, 720, 768, 842, 960, 998, 1152, 1263, 1280, 1440, 1497, 1684, 1920, 1996, 2105, 2304, 2495, 2526, 2880, 2994, 3368, 3789, 3840, 3992, 4210, 4491, 4990, 5052, 5760, 5988, 6315, 6736, 7485, 7578, 7984, 8420, 8982, 9980, 10104, 11520, 11976, 12630, 13472, 14970, 15156, 15968, 16840, 17964, 18945, 19960, 20208, 22455, 23952, 25260, 26944, 29940, 30312, 31936, 33680, 35928, 37890, 39920, 40416, 44910, 47904, 50520, 53888, 59880, 60624, 63872, 67360, 71856, 75780, 79840, 80832, 89820, 95808, 101040, 107776, 119760, 121248, 127744, 134720, 143712, 151560, 159680, 161664, 179640, 191616, 202080, 210079, 239520, 242496, 269440, 287424, 303120, 319360, 323328, 359280, 383232, 404160, 420158, 479040, 484992, 538880, 574848, 606240, 630237, 638720, 718560, 808320, 840316, 958080, 969984, 1050395, 1149696, 1212480, 1260474, 1437120, 1616640, 1680632, 1890711, 1916160, 2100790, 2424960, 2520948, 2874240, 3151185, 3361264, 3781422, 4201580, 4849920, 5041896, 5748480, 6302370, 6722528, 7562844, 8403160, 9453555, 10083792, 12604740, 13445056, 15125688, 16806320, 18907110, 20167584, 25209480, 26890112, 30251376, 33612640, 37814220, 40335168, 50418960, 53780224, 60502752, 67225280, 75628440, 80670336, 100837920, 121005504, 134450560, 151256880, 161340672, 201675840, 242011008, 268901120, 302513760, 403351680, 484022016, 605027520, 806703360, 1210055040, 2420110080]

約数ペア:

[(1, 2420110080), (2, 1210055040), (3, 806703360), (4, 605027520), (5, 484022016), (6, 403351680), (8, 302513760), (9, 268901120), (10, 242011008), (12, 201675840), (15, 161340672), (16, 151256880), (18, 134450560), (20, 121005504), (24, 100837920), (30, 80670336), (32, 75628440), (36, 67225280), (40, 60502752), (45, 53780224), (48, 50418960), (60, 40335168), (64, 37814220), (72, 33612640), (80, 30251376), (90, 26890112), (96, 25209480), (120, 20167584), (128, 18907110), (144, 16806320), (160, 15125688), (180, 13445056), (192, 12604740), (240, 10083792), (256, 9453555), (288, 8403160), (320, 7562844), (360, 6722528), (384, 6302370), (421, 5748480), (480, 5041896), (499, 4849920), (576, 4201580), (640, 3781422), (720, 3361264), (768, 3151185), (842, 2874240), (960, 2520948), (998, 2424960), (1152, 2100790), (1263, 1916160), (1280, 1890711), (1440, 1680632), (1497, 1616640), (1684, 1437120), (1920, 1260474), (1996, 1212480), (2105, 1149696), (2304, 1050395), (2495, 969984), (2526, 958080), (2880, 840316), (2994, 808320), (3368, 718560), (3789, 638720), (3840, 630237), (3992, 606240), (4210, 574848), (4491, 538880), (4990, 484992), (5052, 479040), (5760, 420158), (5988, 404160), (6315, 383232), (6736, 359280), (7485, 323328), (7578, 319360), (7984, 303120), (8420, 287424), (8982, 269440), (9980, 242496), (10104, 239520), (11520, 210079), (11976, 202080), (12630, 191616), (13472, 179640), (14970, 161664), (15156, 159680), (15968, 151560), (16840, 143712), (17964, 134720), (18945, 127744), (19960, 121248), (20208, 119760), (22455, 107776), (23952, 101040), (25260, 95808), (26944, 89820), (29940, 80832), (30312, 79840), (31936, 75780), (33680, 71856), (35928, 67360), (37890, 63872), (39920, 60624), (40416, 59880), (44910, 53888), (47904, 50520)]