6720786520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{158959}}^1$

素因数の和:159128

約数の個数: 64

約数和(自身を含む): 17396582400

約数和(自身を除く): 10675795880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 151, 280, 302, 604, 755, 1057, 1208, 1510, 2114, 3020, 4228, 5285, 6040, 8456, 10570, 21140, 42280, 158959, 317918, 635836, 794795, 1112713, 1271672, 1589590, 2225426, 3179180, 4450852, 5563565, 6358360, 8901704, 11127130, 22254260, 24002809, 44508520, 48005618, 96011236, 120014045, 168019663, 192022472, 240028090, 336039326, 480056180, 672078652, 840098315, 960112360, 1344157304, 1680196630, 3360393260, 6720786520]

約数ペア:

[(1, 6720786520), (2, 3360393260), (4, 1680196630), (5, 1344157304), (7, 960112360), (8, 840098315), (10, 672078652), (14, 480056180), (20, 336039326), (28, 240028090), (35, 192022472), (40, 168019663), (56, 120014045), (70, 96011236), (140, 48005618), (151, 44508520), (280, 24002809), (302, 22254260), (604, 11127130), (755, 8901704), (1057, 6358360), (1208, 5563565), (1510, 4450852), (2114, 3179180), (3020, 2225426), (4228, 1589590), (5285, 1271672), (6040, 1112713), (8456, 794795), (10570, 635836), (21140, 317918), (42280, 158959)]