1521240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1811}}^1$

素因数の和:1832

約数の個数: 64

約数和(自身を含む): 5218560

約数和(自身を除く): 3697320

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, 1811, 3622, 5433, 7244, 9055, 10866, 12677, 14488, 18110, 21732, 25354, 27165, 36220, 38031, 43464, 50708, 54330, 63385, 72440, 76062, 101416, 108660, 126770, 152124, 190155, 217320, 253540, 304248, 380310, 507080, 760620, 1521240]

約数ペア:

[(1, 1521240), (2, 760620), (3, 507080), (4, 380310), (5, 304248), (6, 253540), (7, 217320), (8, 190155), (10, 152124), (12, 126770), (14, 108660), (15, 101416), (20, 76062), (21, 72440), (24, 63385), (28, 54330), (30, 50708), (35, 43464), (40, 38031), (42, 36220), (56, 27165), (60, 25354), (70, 21732), (84, 18110), (105, 14488), (120, 12677), (140, 10866), (168, 9055), (210, 7244), (280, 5433), (420, 3622), (840, 1811)]