155479940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{14423}}^1$

素因数の和:14457

約数の個数: 72

約数和(自身を含む): 414372672

約数和(自身を除く): 258892732

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 14423, 28846, 57692, 72115, 100961, 144230, 158653, 201922, 288460, 317306, 403844, 504805, 634612, 706727, 793265, 1009610, 1110571, 1413454, 1586530, 2019220, 2221142, 2826908, 3173060, 3533635, 4442284, 5552855, 7067270, 7773997, 11105710, 14134540, 15547994, 22211420, 31095988, 38869985, 77739970, 155479940]

約数ペア:

[(1, 155479940), (2, 77739970), (4, 38869985), (5, 31095988), (7, 22211420), (10, 15547994), (11, 14134540), (14, 11105710), (20, 7773997), (22, 7067270), (28, 5552855), (35, 4442284), (44, 3533635), (49, 3173060), (55, 2826908), (70, 2221142), (77, 2019220), (98, 1586530), (110, 1413454), (140, 1110571), (154, 1009610), (196, 793265), (220, 706727), (245, 634612), (308, 504805), (385, 403844), (490, 317306), (539, 288460), (770, 201922), (980, 158653), (1078, 144230), (1540, 100961), (2156, 72115), (2695, 57692), (5390, 28846), (10780, 14423)]