28223280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{39199}}^1$

素因数の和:39218

約数の個数: 60

約数和(自身を含む): 94785600

約数和(自身を除く): 66562320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 39199, 78398, 117597, 156796, 195995, 235194, 313592, 352791, 391990, 470388, 587985, 627184, 705582, 783980, 940776, 1175970, 1411164, 1567960, 1763955, 1881552, 2351940, 2822328, 3135920, 3527910, 4703880, 5644656, 7055820, 9407760, 14111640, 28223280]

約数ペア:

[(1, 28223280), (2, 14111640), (3, 9407760), (4, 7055820), (5, 5644656), (6, 4703880), (8, 3527910), (9, 3135920), (10, 2822328), (12, 2351940), (15, 1881552), (16, 1763955), (18, 1567960), (20, 1411164), (24, 1175970), (30, 940776), (36, 783980), (40, 705582), (45, 627184), (48, 587985), (60, 470388), (72, 391990), (80, 352791), (90, 313592), (120, 235194), (144, 195995), (180, 156796), (240, 117597), (360, 78398), (720, 39199)]