299459840

素因数分解:

$2^8\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1307}}^1$

素因数の和:1507

約数の個数: 72

約数和(自身を含む): 721859040

約数和(自身を除く): 422399200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 179, 256, 320, 358, 640, 716, 895, 1280, 1307, 1432, 1790, 2614, 2864, 3580, 5228, 5728, 6535, 7160, 10456, 11456, 13070, 14320, 20912, 22912, 26140, 28640, 41824, 45824, 52280, 57280, 83648, 104560, 114560, 167296, 209120, 229120, 233953, 334592, 418240, 467906, 836480, 935812, 1169765, 1672960, 1871624, 2339530, 3743248, 4679060, 7486496, 9358120, 14972992, 18716240, 29945984, 37432480, 59891968, 74864960, 149729920, 299459840]

約数ペア:

[(1, 299459840), (2, 149729920), (4, 74864960), (5, 59891968), (8, 37432480), (10, 29945984), (16, 18716240), (20, 14972992), (32, 9358120), (40, 7486496), (64, 4679060), (80, 3743248), (128, 2339530), (160, 1871624), (179, 1672960), (256, 1169765), (320, 935812), (358, 836480), (640, 467906), (716, 418240), (895, 334592), (1280, 233953), (1307, 229120), (1432, 209120), (1790, 167296), (2614, 114560), (2864, 104560), (3580, 83648), (5228, 57280), (5728, 52280), (6535, 45824), (7160, 41824), (10456, 28640), (11456, 26140), (13070, 22912), (14320, 20912)]