145437840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{201997}}^1$

素因数の和:202016

約数の個数: 60

約数和(自身を含む): 488431164

約数和(自身を除く): 342993324

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, 201997, 403994, 605991, 807988, 1009985, 1211982, 1615976, 1817973, 2019970, 2423964, 3029955, 3231952, 3635946, 4039940, 4847928, 6059910, 7271892, 8079880, 9089865, 9695856, 12119820, 14543784, 16159760, 18179730, 24239640, 29087568, 36359460, 48479280, 72718920, 145437840]

約数ペア:

[(1, 145437840), (2, 72718920), (3, 48479280), (4, 36359460), (5, 29087568), (6, 24239640), (8, 18179730), (9, 16159760), (10, 14543784), (12, 12119820), (15, 9695856), (16, 9089865), (18, 8079880), (20, 7271892), (24, 6059910), (30, 4847928), (36, 4039940), (40, 3635946), (45, 3231952), (48, 3029955), (60, 2423964), (72, 2019970), (80, 1817973), (90, 1615976), (120, 1211982), (144, 1009985), (180, 807988), (240, 605991), (360, 403994), (720, 201997)]