388618980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2741}}^1$

素因数の和:2909

約数の個数: 96

約数和(自身を含む): 1160853120

約数和(自身を除く): 772234140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 139, 170, 204, 255, 278, 340, 417, 510, 556, 695, 834, 1020, 1390, 1668, 2085, 2363, 2741, 2780, 4170, 4726, 5482, 7089, 8223, 8340, 9452, 10964, 11815, 13705, 14178, 16446, 23630, 27410, 28356, 32892, 35445, 41115, 46597, 47260, 54820, 70890, 82230, 93194, 139791, 141780, 164460, 186388, 232985, 279582, 380999, 465970, 559164, 698955, 761998, 931940, 1142997, 1397910, 1523996, 1904995, 2285994, 2795820, 3809990, 4571988, 5714985, 6476983, 7619980, 11429970, 12953966, 19430949, 22859940, 25907932, 32384915, 38861898, 64769830, 77723796, 97154745, 129539660, 194309490, 388618980]

約数ペア:

[(1, 388618980), (2, 194309490), (3, 129539660), (4, 97154745), (5, 77723796), (6, 64769830), (10, 38861898), (12, 32384915), (15, 25907932), (17, 22859940), (20, 19430949), (30, 12953966), (34, 11429970), (51, 7619980), (60, 6476983), (68, 5714985), (85, 4571988), (102, 3809990), (139, 2795820), (170, 2285994), (204, 1904995), (255, 1523996), (278, 1397910), (340, 1142997), (417, 931940), (510, 761998), (556, 698955), (695, 559164), (834, 465970), (1020, 380999), (1390, 279582), (1668, 232985), (2085, 186388), (2363, 164460), (2741, 141780), (2780, 139791), (4170, 93194), (4726, 82230), (5482, 70890), (7089, 54820), (8223, 47260), (8340, 46597), (9452, 41115), (10964, 35445), (11815, 32892), (13705, 28356), (14178, 27410), (16446, 23630)]