128545380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{79349}}^1$

素因数の和:79370

約数の個数: 60

約数和(自身を含む): 403256700

約数和(自身を除く): 274711320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 79349, 158698, 238047, 317396, 396745, 476094, 714141, 793490, 952188, 1190235, 1428282, 1586980, 2142423, 2380470, 2856564, 3570705, 4284846, 4760940, 6427269, 7141410, 8569692, 10712115, 12854538, 14282820, 21424230, 25709076, 32136345, 42848460, 64272690, 128545380]

約数ペア:

[(1, 128545380), (2, 64272690), (3, 42848460), (4, 32136345), (5, 25709076), (6, 21424230), (9, 14282820), (10, 12854538), (12, 10712115), (15, 8569692), (18, 7141410), (20, 6427269), (27, 4760940), (30, 4284846), (36, 3570705), (45, 2856564), (54, 2380470), (60, 2142423), (81, 1586980), (90, 1428282), (108, 1190235), (135, 952188), (162, 793490), (180, 714141), (270, 476094), (324, 396745), (405, 317396), (540, 238047), (810, 158698), (1620, 79349)]