1264667520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{658681}}^1$

素因数の和:658703

約数の個数: 64

約数和(自身を含む): 4031133840

約数和(自身を除く): 2766466320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 658681, 1317362, 1976043, 2634724, 3293405, 3952086, 5269448, 6586810, 7904172, 9880215, 10538896, 13173620, 15808344, 19760430, 21077792, 26347240, 31616688, 39520860, 42155584, 52694480, 63233376, 79041720, 84311168, 105388960, 126466752, 158083440, 210777920, 252933504, 316166880, 421555840, 632333760, 1264667520]

約数ペア:

[(1, 1264667520), (2, 632333760), (3, 421555840), (4, 316166880), (5, 252933504), (6, 210777920), (8, 158083440), (10, 126466752), (12, 105388960), (15, 84311168), (16, 79041720), (20, 63233376), (24, 52694480), (30, 42155584), (32, 39520860), (40, 31616688), (48, 26347240), (60, 21077792), (64, 19760430), (80, 15808344), (96, 13173620), (120, 10538896), (128, 9880215), (160, 7904172), (192, 6586810), (240, 5269448), (320, 3952086), (384, 3293405), (480, 2634724), (640, 1976043), (960, 1317362), (1920, 658681)]