268612480

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7919}}^1$

素因数の和:7991

約数の個数: 64

約数和(自身を含む): 654350400

約数和(自身を除く): 385737920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 1060, 1696, 2120, 3392, 4240, 6784, 7919, 8480, 15838, 16960, 31676, 33920, 39595, 63352, 79190, 126704, 158380, 253408, 316760, 419707, 506816, 633520, 839414, 1013632, 1267040, 1678828, 2098535, 2534080, 3357656, 4197070, 5068160, 6715312, 8394140, 13430624, 16788280, 26861248, 33576560, 53722496, 67153120, 134306240, 268612480]

約数ペア:

[(1, 268612480), (2, 134306240), (4, 67153120), (5, 53722496), (8, 33576560), (10, 26861248), (16, 16788280), (20, 13430624), (32, 8394140), (40, 6715312), (53, 5068160), (64, 4197070), (80, 3357656), (106, 2534080), (128, 2098535), (160, 1678828), (212, 1267040), (265, 1013632), (320, 839414), (424, 633520), (530, 506816), (640, 419707), (848, 316760), (1060, 253408), (1696, 158380), (2120, 126704), (3392, 79190), (4240, 63352), (6784, 39595), (7919, 33920), (8480, 31676), (15838, 16960)]