210028910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1549}}^1$

素因数の和:1725

約数の個数: 64

約数和(自身を含む): 468720000

約数和(自身を除く): 258691090

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 149, 182, 298, 455, 745, 910, 1043, 1490, 1549, 1937, 2086, 3098, 3874, 5215, 7745, 9685, 10430, 10843, 13559, 15490, 19370, 20137, 21686, 27118, 40274, 54215, 67795, 100685, 108430, 135590, 140959, 201370, 230801, 281918, 461602, 704795, 1154005, 1409590, 1615607, 2308010, 3000413, 3231214, 6000826, 8078035, 15002065, 16156070, 21002891, 30004130, 42005782, 105014455, 210028910]

約数ペア:

[(1, 210028910), (2, 105014455), (5, 42005782), (7, 30004130), (10, 21002891), (13, 16156070), (14, 15002065), (26, 8078035), (35, 6000826), (65, 3231214), (70, 3000413), (91, 2308010), (130, 1615607), (149, 1409590), (182, 1154005), (298, 704795), (455, 461602), (745, 281918), (910, 230801), (1043, 201370), (1490, 140959), (1549, 135590), (1937, 108430), (2086, 100685), (3098, 67795), (3874, 54215), (5215, 40274), (7745, 27118), (9685, 21686), (10430, 20137), (10843, 19370), (13559, 15490)]