390375300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{185893}}^1$

素因数の和:185917

約数の個数: 72

約数和(自身を含む): 1290847936

約数和(自身を除く): 900472636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 185893, 371786, 557679, 743572, 929465, 1115358, 1301251, 1858930, 2230716, 2602502, 2788395, 3717860, 3903753, 4647325, 5205004, 5576790, 6506255, 7807506, 9294650, 11153580, 13012510, 13941975, 15615012, 18589300, 19518765, 26025020, 27883950, 32531275, 39037530, 55767900, 65062550, 78075060, 97593825, 130125100, 195187650, 390375300]

約数ペア:

[(1, 390375300), (2, 195187650), (3, 130125100), (4, 97593825), (5, 78075060), (6, 65062550), (7, 55767900), (10, 39037530), (12, 32531275), (14, 27883950), (15, 26025020), (20, 19518765), (21, 18589300), (25, 15615012), (28, 13941975), (30, 13012510), (35, 11153580), (42, 9294650), (50, 7807506), (60, 6506255), (70, 5576790), (75, 5205004), (84, 4647325), (100, 3903753), (105, 3717860), (140, 2788395), (150, 2602502), (175, 2230716), (210, 1858930), (300, 1301251), (350, 1115358), (420, 929465), (525, 743572), (700, 557679), (1050, 371786), (2100, 185893)]