201675840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{499}}^1$

素因数の和:940

約数の個数: 112

約数和(自身を含む): 643128000

約数和(自身を除く): 441452160

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, 160, 192, 240, 320, 421, 480, 499, 842, 960, 998, 1263, 1497, 1684, 1996, 2105, 2495, 2526, 2994, 3368, 3992, 4210, 4990, 5052, 5988, 6315, 6736, 7485, 7984, 8420, 9980, 10104, 11976, 12630, 13472, 14970, 15968, 16840, 19960, 20208, 23952, 25260, 26944, 29940, 31936, 33680, 39920, 40416, 47904, 50520, 59880, 67360, 79840, 80832, 95808, 101040, 119760, 134720, 159680, 202080, 210079, 239520, 404160, 420158, 479040, 630237, 840316, 1050395, 1260474, 1680632, 2100790, 2520948, 3151185, 3361264, 4201580, 5041896, 6302370, 6722528, 8403160, 10083792, 12604740, 13445056, 16806320, 20167584, 25209480, 33612640, 40335168, 50418960, 67225280, 100837920, 201675840]

約数ペア:

[(1, 201675840), (2, 100837920), (3, 67225280), (4, 50418960), (5, 40335168), (6, 33612640), (8, 25209480), (10, 20167584), (12, 16806320), (15, 13445056), (16, 12604740), (20, 10083792), (24, 8403160), (30, 6722528), (32, 6302370), (40, 5041896), (48, 4201580), (60, 3361264), (64, 3151185), (80, 2520948), (96, 2100790), (120, 1680632), (160, 1260474), (192, 1050395), (240, 840316), (320, 630237), (421, 479040), (480, 420158), (499, 404160), (842, 239520), (960, 210079), (998, 202080), (1263, 159680), (1497, 134720), (1684, 119760), (1996, 101040), (2105, 95808), (2495, 80832), (2526, 79840), (2994, 67360), (3368, 59880), (3992, 50520), (4210, 47904), (4990, 40416), (5052, 39920), (5988, 33680), (6315, 31936), (6736, 29940), (7485, 26944), (7984, 25260), (8420, 23952), (9980, 20208), (10104, 19960), (11976, 16840), (12630, 15968), (13472, 14970)]