218275740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28201}}^1$

素因数の和:28259

約数の個数: 72

約数和(自身を含む): 677524848

約数和(自身を除く): 459249108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 28201, 56402, 84603, 112804, 141005, 169206, 253809, 282010, 338412, 423015, 507618, 564020, 846030, 1015236, 1212643, 1269045, 1692060, 2425286, 2538090, 3637929, 4850572, 5076180, 6063215, 7275858, 10913787, 12126430, 14551716, 18189645, 21827574, 24252860, 36379290, 43655148, 54568935, 72758580, 109137870, 218275740]

約数ペア:

[(1, 218275740), (2, 109137870), (3, 72758580), (4, 54568935), (5, 43655148), (6, 36379290), (9, 24252860), (10, 21827574), (12, 18189645), (15, 14551716), (18, 12126430), (20, 10913787), (30, 7275858), (36, 6063215), (43, 5076180), (45, 4850572), (60, 3637929), (86, 2538090), (90, 2425286), (129, 1692060), (172, 1269045), (180, 1212643), (215, 1015236), (258, 846030), (387, 564020), (430, 507618), (516, 423015), (645, 338412), (774, 282010), (860, 253809), (1290, 169206), (1548, 141005), (1935, 112804), (2580, 84603), (3870, 56402), (7740, 28201)]