278250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{53}}^1$

素因数の和:80

約数の個数: 64

約数和(自身を含む): 808704

約数和(自身を除く): 530454

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 53, 70, 75, 105, 106, 125, 150, 159, 175, 210, 250, 265, 318, 350, 371, 375, 525, 530, 742, 750, 795, 875, 1050, 1113, 1325, 1590, 1750, 1855, 2226, 2625, 2650, 3710, 3975, 5250, 5565, 6625, 7950, 9275, 11130, 13250, 18550, 19875, 27825, 39750, 46375, 55650, 92750, 139125, 278250]

約数ペア:

[(1, 278250), (2, 139125), (3, 92750), (5, 55650), (6, 46375), (7, 39750), (10, 27825), (14, 19875), (15, 18550), (21, 13250), (25, 11130), (30, 9275), (35, 7950), (42, 6625), (50, 5565), (53, 5250), (70, 3975), (75, 3710), (105, 2650), (106, 2625), (125, 2226), (150, 1855), (159, 1750), (175, 1590), (210, 1325), (250, 1113), (265, 1050), (318, 875), (350, 795), (371, 750), (375, 742), (525, 530)]