290430675

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1657}}^1$

素因数の和:1733

約数の個数: 72

約数和(自身を含む): 561266160

約数和(自身を除く): 270835485

約数列:

[1, 3, 5, 9, 15, 19, 25, 41, 45, 57, 75, 95, 123, 171, 205, 225, 285, 369, 475, 615, 779, 855, 1025, 1425, 1657, 1845, 2337, 3075, 3895, 4275, 4971, 7011, 8285, 9225, 11685, 14913, 19475, 24855, 31483, 35055, 41425, 58425, 67937, 74565, 94449, 124275, 157415, 175275, 203811, 283347, 339685, 372825, 472245, 611433, 787075, 1019055, 1290803, 1416735, 1698425, 2361225, 3057165, 3872409, 5095275, 6454015, 7083675, 11617227, 15285825, 19362045, 32270075, 58086135, 96810225, 290430675]

約数ペア:

[(1, 290430675), (3, 96810225), (5, 58086135), (9, 32270075), (15, 19362045), (19, 15285825), (25, 11617227), (41, 7083675), (45, 6454015), (57, 5095275), (75, 3872409), (95, 3057165), (123, 2361225), (171, 1698425), (205, 1416735), (225, 1290803), (285, 1019055), (369, 787075), (475, 611433), (615, 472245), (779, 372825), (855, 339685), (1025, 283347), (1425, 203811), (1657, 175275), (1845, 157415), (2337, 124275), (3075, 94449), (3895, 74565), (4275, 67937), (4971, 58425), (7011, 41425), (8285, 35055), (9225, 31483), (11685, 24855), (14913, 19475)]