1057287280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{2399}}^1$

素因数の和:3206

約数の個数: 80

約数和(自身を含む): 2814105600

約数和(自身を除く): 1756818320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 787, 1574, 2399, 3148, 3935, 4798, 5509, 6296, 7870, 9596, 11018, 11995, 12592, 15740, 16793, 19192, 22036, 23990, 27545, 31480, 33586, 38384, 44072, 47980, 55090, 62960, 67172, 83965, 88144, 95960, 110180, 134344, 167930, 191920, 220360, 268688, 335860, 440720, 671720, 1343440, 1888013, 3776026, 7552052, 9440065, 13216091, 15104104, 18880130, 26432182, 30208208, 37760260, 52864364, 66080455, 75520520, 105728728, 132160910, 151041040, 211457456, 264321820, 528643640, 1057287280]

約数ペア:

[(1, 1057287280), (2, 528643640), (4, 264321820), (5, 211457456), (7, 151041040), (8, 132160910), (10, 105728728), (14, 75520520), (16, 66080455), (20, 52864364), (28, 37760260), (35, 30208208), (40, 26432182), (56, 18880130), (70, 15104104), (80, 13216091), (112, 9440065), (140, 7552052), (280, 3776026), (560, 1888013), (787, 1343440), (1574, 671720), (2399, 440720), (3148, 335860), (3935, 268688), (4798, 220360), (5509, 191920), (6296, 167930), (7870, 134344), (9596, 110180), (11018, 95960), (11995, 88144), (12592, 83965), (15740, 67172), (16793, 62960), (19192, 55090), (22036, 47980), (23990, 44072), (27545, 38384), (31480, 33586)]