253506120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{301793}}^1$

素因数の和:301814

約数の個数: 64

約数和(自身を含む): 869166720

約数和(自身を除く): 615660600

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, 301793, 603586, 905379, 1207172, 1508965, 1810758, 2112551, 2414344, 3017930, 3621516, 4225102, 4526895, 6035860, 6337653, 7243032, 8450204, 9053790, 10562755, 12071720, 12675306, 16900408, 18107580, 21125510, 25350612, 31688265, 36215160, 42251020, 50701224, 63376530, 84502040, 126753060, 253506120]

約数ペア:

[(1, 253506120), (2, 126753060), (3, 84502040), (4, 63376530), (5, 50701224), (6, 42251020), (7, 36215160), (8, 31688265), (10, 25350612), (12, 21125510), (14, 18107580), (15, 16900408), (20, 12675306), (21, 12071720), (24, 10562755), (28, 9053790), (30, 8450204), (35, 7243032), (40, 6337653), (42, 6035860), (56, 4526895), (60, 4225102), (70, 3621516), (84, 3017930), (105, 2414344), (120, 2112551), (140, 1810758), (168, 1508965), (210, 1207172), (280, 905379), (420, 603586), (840, 301793)]