197836380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{157013}}^1$

素因数の和:157035

約数の個数: 72

約数和(自身を含む): 685837152

約数和(自身を除く): 488000772

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, 157013, 314026, 471039, 628052, 785065, 942078, 1099091, 1413117, 1570130, 1884156, 2198182, 2355195, 2826234, 3140260, 3297273, 4396364, 4710390, 5495455, 5652468, 6594546, 7065585, 9420780, 9891819, 10990910, 13189092, 14131170, 16486365, 19783638, 21981820, 28262340, 32972730, 39567276, 49459095, 65945460, 98918190, 197836380]

約数ペア:

[(1, 197836380), (2, 98918190), (3, 65945460), (4, 49459095), (5, 39567276), (6, 32972730), (7, 28262340), (9, 21981820), (10, 19783638), (12, 16486365), (14, 14131170), (15, 13189092), (18, 10990910), (20, 9891819), (21, 9420780), (28, 7065585), (30, 6594546), (35, 5652468), (36, 5495455), (42, 4710390), (45, 4396364), (60, 3297273), (63, 3140260), (70, 2826234), (84, 2355195), (90, 2198182), (105, 1884156), (126, 1570130), (140, 1413117), (180, 1099091), (210, 942078), (252, 785065), (315, 628052), (420, 471039), (630, 314026), (1260, 157013)]