64907520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{16903}}^1$

素因数の和:16927

約数の個数: 72

約数和(自身を含む): 207310656

約数和(自身を除く): 142403136

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, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 16903, 33806, 50709, 67612, 84515, 101418, 135224, 169030, 202836, 253545, 270448, 338060, 405672, 507090, 540896, 676120, 811344, 1014180, 1081792, 1352240, 1622688, 2028360, 2163584, 2704480, 3245376, 4056720, 4327168, 5408960, 6490752, 8113440, 10817920, 12981504, 16226880, 21635840, 32453760, 64907520]

約数ペア:

[(1, 64907520), (2, 32453760), (3, 21635840), (4, 16226880), (5, 12981504), (6, 10817920), (8, 8113440), (10, 6490752), (12, 5408960), (15, 4327168), (16, 4056720), (20, 3245376), (24, 2704480), (30, 2163584), (32, 2028360), (40, 1622688), (48, 1352240), (60, 1081792), (64, 1014180), (80, 811344), (96, 676120), (120, 540896), (128, 507090), (160, 405672), (192, 338060), (240, 270448), (256, 253545), (320, 202836), (384, 169030), (480, 135224), (640, 101418), (768, 84515), (960, 67612), (1280, 50709), (1920, 33806), (3840, 16903)]