402947520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{997}}^1$

素因数の和:1438

約数の個数: 112

約数和(自身を含む): 1283683488

約数和(自身を除く): 880735968

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, 842, 960, 997, 1263, 1684, 1994, 2105, 2526, 2991, 3368, 3988, 4210, 4985, 5052, 5982, 6315, 6736, 7976, 8420, 9970, 10104, 11964, 12630, 13472, 14955, 15952, 16840, 19940, 20208, 23928, 25260, 26944, 29910, 31904, 33680, 39880, 40416, 47856, 50520, 59820, 63808, 67360, 79760, 80832, 95712, 101040, 119640, 134720, 159520, 191424, 202080, 239280, 319040, 404160, 419737, 478560, 839474, 957120, 1259211, 1678948, 2098685, 2518422, 3357896, 4197370, 5036844, 6296055, 6715792, 8394740, 10073688, 12592110, 13431584, 16789480, 20147376, 25184220, 26863168, 33578960, 40294752, 50368440, 67157920, 80589504, 100736880, 134315840, 201473760, 402947520]

約数ペア:

[(1, 402947520), (2, 201473760), (3, 134315840), (4, 100736880), (5, 80589504), (6, 67157920), (8, 50368440), (10, 40294752), (12, 33578960), (15, 26863168), (16, 25184220), (20, 20147376), (24, 16789480), (30, 13431584), (32, 12592110), (40, 10073688), (48, 8394740), (60, 6715792), (64, 6296055), (80, 5036844), (96, 4197370), (120, 3357896), (160, 2518422), (192, 2098685), (240, 1678948), (320, 1259211), (421, 957120), (480, 839474), (842, 478560), (960, 419737), (997, 404160), (1263, 319040), (1684, 239280), (1994, 202080), (2105, 191424), (2526, 159520), (2991, 134720), (3368, 119640), (3988, 101040), (4210, 95712), (4985, 80832), (5052, 79760), (5982, 67360), (6315, 63808), (6736, 59820), (7976, 50520), (8420, 47856), (9970, 40416), (10104, 39880), (11964, 33680), (12630, 31904), (13472, 29910), (14955, 26944), (15952, 25260), (16840, 23928), (19940, 20208)]