219976980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{60103}}^1$

素因数の和:60176

約数の個数: 48

約数和(自身を含む): 626043264

約数和(自身を除く): 406066284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 60103, 120206, 180309, 240412, 300515, 360618, 601030, 721236, 901545, 1202060, 1803090, 3606180, 3666283, 7332566, 10998849, 14665132, 18331415, 21997698, 36662830, 43995396, 54994245, 73325660, 109988490, 219976980]

約数ペア:

[(1, 219976980), (2, 109988490), (3, 73325660), (4, 54994245), (5, 43995396), (6, 36662830), (10, 21997698), (12, 18331415), (15, 14665132), (20, 10998849), (30, 7332566), (60, 3666283), (61, 3606180), (122, 1803090), (183, 1202060), (244, 901545), (305, 721236), (366, 601030), (610, 360618), (732, 300515), (915, 240412), (1220, 180309), (1830, 120206), (3660, 60103)]