1978679280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{284293}}^1$

素因数の和:284338

約数の個数: 80

約数和(自身を含む): 6345442080

約数和(自身を除く): 4366762800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 284293, 568586, 852879, 1137172, 1421465, 1705758, 2274344, 2842930, 3411516, 4264395, 4548688, 5685860, 6823032, 8244497, 8528790, 11371720, 13646064, 16488994, 17057580, 22743440, 24733491, 32977988, 34115160, 41222485, 49466982, 65955976, 68230320, 82444970, 98933964, 123667455, 131911952, 164889940, 197867928, 247334910, 329779880, 395735856, 494669820, 659559760, 989339640, 1978679280]

約数ペア:

[(1, 1978679280), (2, 989339640), (3, 659559760), (4, 494669820), (5, 395735856), (6, 329779880), (8, 247334910), (10, 197867928), (12, 164889940), (15, 131911952), (16, 123667455), (20, 98933964), (24, 82444970), (29, 68230320), (30, 65955976), (40, 49466982), (48, 41222485), (58, 34115160), (60, 32977988), (80, 24733491), (87, 22743440), (116, 17057580), (120, 16488994), (145, 13646064), (174, 11371720), (232, 8528790), (240, 8244497), (290, 6823032), (348, 5685860), (435, 4548688), (464, 4264395), (580, 3411516), (696, 2842930), (870, 2274344), (1160, 1705758), (1392, 1421465), (1740, 1137172), (2320, 852879), (3480, 568586), (6960, 284293)]