61298580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{145949}}^1$

素因数の和:145968

約数の個数: 48

約数和(自身を含む): 196156800

約数和(自身を除く): 134858220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 145949, 291898, 437847, 583796, 729745, 875694, 1021643, 1459490, 1751388, 2043286, 2189235, 2918980, 3064929, 4086572, 4378470, 5108215, 6129858, 8756940, 10216430, 12259716, 15324645, 20432860, 30649290, 61298580]

約数ペア:

[(1, 61298580), (2, 30649290), (3, 20432860), (4, 15324645), (5, 12259716), (6, 10216430), (7, 8756940), (10, 6129858), (12, 5108215), (14, 4378470), (15, 4086572), (20, 3064929), (21, 2918980), (28, 2189235), (30, 2043286), (35, 1751388), (42, 1459490), (60, 1021643), (70, 875694), (84, 729745), (105, 583796), (140, 437847), (210, 291898), (420, 145949)]