51417240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61211}}^1$

素因数の和:61232

約数の個数: 64

約数和(自身を含む): 176290560

約数和(自身を除く): 124873320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 61211, 122422, 183633, 244844, 306055, 367266, 428477, 489688, 612110, 734532, 856954, 918165, 1224220, 1285431, 1469064, 1713908, 1836330, 2142385, 2448440, 2570862, 3427816, 3672660, 4284770, 5141724, 6427155, 7345320, 8569540, 10283448, 12854310, 17139080, 25708620, 51417240]

約数ペア:

[(1, 51417240), (2, 25708620), (3, 17139080), (4, 12854310), (5, 10283448), (6, 8569540), (7, 7345320), (8, 6427155), (10, 5141724), (12, 4284770), (14, 3672660), (15, 3427816), (20, 2570862), (21, 2448440), (24, 2142385), (28, 1836330), (30, 1713908), (35, 1469064), (40, 1285431), (42, 1224220), (56, 918165), (60, 856954), (70, 734532), (84, 612110), (105, 489688), (120, 428477), (140, 367266), (168, 306055), (210, 244844), (280, 183633), (420, 122422), (840, 61211)]