128308500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{28513}}^1$

素因数の和:28538

約数の個数: 72

約数和(自身を含む): 404784744

約数和(自身を除く): 276476244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 28513, 57026, 85539, 114052, 142565, 171078, 256617, 285130, 342156, 427695, 513234, 570260, 712825, 855390, 1026468, 1283085, 1425650, 1710780, 2138475, 2566170, 2851300, 3564125, 4276950, 5132340, 6415425, 7128250, 8553900, 10692375, 12830850, 14256500, 21384750, 25661700, 32077125, 42769500, 64154250, 128308500]

約数ペア:

[(1, 128308500), (2, 64154250), (3, 42769500), (4, 32077125), (5, 25661700), (6, 21384750), (9, 14256500), (10, 12830850), (12, 10692375), (15, 8553900), (18, 7128250), (20, 6415425), (25, 5132340), (30, 4276950), (36, 3564125), (45, 2851300), (50, 2566170), (60, 2138475), (75, 1710780), (90, 1425650), (100, 1283085), (125, 1026468), (150, 855390), (180, 712825), (225, 570260), (250, 513234), (300, 427695), (375, 342156), (450, 285130), (500, 256617), (750, 171078), (900, 142565), (1125, 114052), (1500, 85539), (2250, 57026), (4500, 28513)]