258388480

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{14419}}^1$

素因数の和:14449

約数の個数: 80

約数和(自身を含む): 708079680

約数和(自身を除く): 449691200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 14419, 17920, 28838, 57676, 72095, 100933, 115352, 144190, 201866, 230704, 288380, 403732, 461408, 504665, 576760, 807464, 922816, 1009330, 1153520, 1614928, 1845632, 2018660, 2307040, 3229856, 3691264, 4037320, 4614080, 6459712, 7382528, 8074640, 9228160, 12919424, 16149280, 18456320, 25838848, 32298560, 36912640, 51677696, 64597120, 129194240, 258388480]

約数ペア:

[(1, 258388480), (2, 129194240), (4, 64597120), (5, 51677696), (7, 36912640), (8, 32298560), (10, 25838848), (14, 18456320), (16, 16149280), (20, 12919424), (28, 9228160), (32, 8074640), (35, 7382528), (40, 6459712), (56, 4614080), (64, 4037320), (70, 3691264), (80, 3229856), (112, 2307040), (128, 2018660), (140, 1845632), (160, 1614928), (224, 1153520), (256, 1009330), (280, 922816), (320, 807464), (448, 576760), (512, 504665), (560, 461408), (640, 403732), (896, 288380), (1120, 230704), (1280, 201866), (1792, 144190), (2240, 115352), (2560, 100933), (3584, 72095), (4480, 57676), (8960, 28838), (14419, 17920)]