153421380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{121763}}^1$

素因数の和:121785

約数の個数: 72

約数和(自身を含む): 531865152

約数和(自身を除く): 378443772

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 121763, 243526, 365289, 487052, 608815, 730578, 852341, 1095867, 1217630, 1461156, 1704682, 1826445, 2191734, 2435260, 2557023, 3409364, 3652890, 4261705, 4383468, 5114046, 5479335, 7305780, 7671069, 8523410, 10228092, 10958670, 12785115, 15342138, 17046820, 21917340, 25570230, 30684276, 38355345, 51140460, 76710690, 153421380]

約数ペア:

[(1, 153421380), (2, 76710690), (3, 51140460), (4, 38355345), (5, 30684276), (6, 25570230), (7, 21917340), (9, 17046820), (10, 15342138), (12, 12785115), (14, 10958670), (15, 10228092), (18, 8523410), (20, 7671069), (21, 7305780), (28, 5479335), (30, 5114046), (35, 4383468), (36, 4261705), (42, 3652890), (45, 3409364), (60, 2557023), (63, 2435260), (70, 2191734), (84, 1826445), (90, 1704682), (105, 1461156), (126, 1217630), (140, 1095867), (180, 852341), (210, 730578), (252, 608815), (315, 487052), (420, 365289), (630, 243526), (1260, 121763)]