138214720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61703}}^1$

素因数の和:61727

約数の個数: 56

約数和(自身を含む): 376147584

約数和(自身を除く): 237932864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 61703, 123406, 246812, 308515, 431921, 493624, 617030, 863842, 987248, 1234060, 1727684, 1974496, 2159605, 2468120, 3455368, 3948992, 4319210, 4936240, 6910736, 8638420, 9872480, 13821472, 17276840, 19744960, 27642944, 34553680, 69107360, 138214720]

約数ペア:

[(1, 138214720), (2, 69107360), (4, 34553680), (5, 27642944), (7, 19744960), (8, 17276840), (10, 13821472), (14, 9872480), (16, 8638420), (20, 6910736), (28, 4936240), (32, 4319210), (35, 3948992), (40, 3455368), (56, 2468120), (64, 2159605), (70, 1974496), (80, 1727684), (112, 1234060), (140, 987248), (160, 863842), (224, 617030), (280, 493624), (320, 431921), (448, 308515), (560, 246812), (1120, 123406), (2240, 61703)]