128839500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{28631}}^1$

素因数の和:28656

約数の個数: 72

約数和(自身を含む): 406459872

約数和(自身を除く): 277620372

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, 28631, 57262, 85893, 114524, 143155, 171786, 257679, 286310, 343572, 429465, 515358, 572620, 715775, 858930, 1030716, 1288395, 1431550, 1717860, 2147325, 2576790, 2863100, 3578875, 4294650, 5153580, 6441975, 7157750, 8589300, 10736625, 12883950, 14315500, 21473250, 25767900, 32209875, 42946500, 64419750, 128839500]

約数ペア:

[(1, 128839500), (2, 64419750), (3, 42946500), (4, 32209875), (5, 25767900), (6, 21473250), (9, 14315500), (10, 12883950), (12, 10736625), (15, 8589300), (18, 7157750), (20, 6441975), (25, 5153580), (30, 4294650), (36, 3578875), (45, 2863100), (50, 2576790), (60, 2147325), (75, 1717860), (90, 1431550), (100, 1288395), (125, 1030716), (150, 858930), (180, 715775), (225, 572620), (250, 515358), (300, 429465), (375, 343572), (450, 286310), (500, 257679), (750, 171786), (900, 143155), (1125, 114524), (1500, 85893), (2250, 57262), (4500, 28631)]