155706880

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{8689}}^1$

素因数の和:8719

約数の個数: 80

約数和(自身を含む): 426713760

約数和(自身を除く): 271006880

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, 8689, 8960, 17378, 17920, 34756, 43445, 60823, 69512, 86890, 121646, 139024, 173780, 243292, 278048, 304115, 347560, 486584, 556096, 608230, 695120, 973168, 1112192, 1216460, 1390240, 1946336, 2224384, 2432920, 2780480, 3892672, 4448768, 4865840, 5560960, 7785344, 9731680, 11121920, 15570688, 19463360, 22243840, 31141376, 38926720, 77853440, 155706880]

約数ペア:

[(1, 155706880), (2, 77853440), (4, 38926720), (5, 31141376), (7, 22243840), (8, 19463360), (10, 15570688), (14, 11121920), (16, 9731680), (20, 7785344), (28, 5560960), (32, 4865840), (35, 4448768), (40, 3892672), (56, 2780480), (64, 2432920), (70, 2224384), (80, 1946336), (112, 1390240), (128, 1216460), (140, 1112192), (160, 973168), (224, 695120), (256, 608230), (280, 556096), (320, 486584), (448, 347560), (512, 304115), (560, 278048), (640, 243292), (896, 173780), (1120, 139024), (1280, 121646), (1792, 86890), (2240, 69512), (2560, 60823), (3584, 43445), (4480, 34756), (8689, 17920), (8960, 17378)]