211860180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{168143}}^1$

素因数の和:168165

約数の個数: 72

約数和(自身を含む): 734452992

約数和(自身を除く): 522592812

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 168143, 336286, 504429, 672572, 840715, 1008858, 1177001, 1513287, 1681430, 2017716, 2354002, 2522145, 3026574, 3362860, 3531003, 4708004, 5044290, 5885005, 6053148, 7062006, 7566435, 10088580, 10593009, 11770010, 14124012, 15132870, 17655015, 21186018, 23540020, 30265740, 35310030, 42372036, 52965045, 70620060, 105930090, 211860180]

約数ペア:

[(1, 211860180), (2, 105930090), (3, 70620060), (4, 52965045), (5, 42372036), (6, 35310030), (7, 30265740), (9, 23540020), (10, 21186018), (12, 17655015), (14, 15132870), (15, 14124012), (18, 11770010), (20, 10593009), (21, 10088580), (28, 7566435), (30, 7062006), (35, 6053148), (36, 5885005), (42, 5044290), (45, 4708004), (60, 3531003), (63, 3362860), (70, 3026574), (84, 2522145), (90, 2354002), (105, 2017716), (126, 1681430), (140, 1513287), (180, 1177001), (210, 1008858), (252, 840715), (315, 672572), (420, 504429), (630, 336286), (1260, 168143)]