56438360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 150163200

約数和(自身を除く): 93724840

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 43, 44, 55, 76, 86, 88, 95, 110, 152, 157, 172, 190, 209, 215, 220, 314, 344, 380, 418, 430, 440, 473, 628, 760, 785, 817, 836, 860, 946, 1045, 1256, 1570, 1634, 1672, 1720, 1727, 1892, 2090, 2365, 2983, 3140, 3268, 3454, 3784, 4085, 4180, 4730, 5966, 6280, 6536, 6751, 6908, 8170, 8360, 8635, 8987, 9460, 11932, 13502, 13816, 14915, 16340, 17270, 17974, 18920, 23864, 27004, 29830, 32680, 32813, 33755, 34540, 35948, 44935, 54008, 59660, 65626, 67510, 69080, 71896, 74261, 89870, 119320, 128269, 131252, 135020, 148522, 164065, 179740, 256538, 262504, 270040, 297044, 328130, 359480, 371305, 513076, 594088, 641345, 656260, 742610, 1026152, 1282690, 1312520, 1410959, 1485220, 2565380, 2821918, 2970440, 5130760, 5643836, 7054795, 11287672, 14109590, 28219180, 56438360]

約数ペア:

[(1, 56438360), (2, 28219180), (4, 14109590), (5, 11287672), (8, 7054795), (10, 5643836), (11, 5130760), (19, 2970440), (20, 2821918), (22, 2565380), (38, 1485220), (40, 1410959), (43, 1312520), (44, 1282690), (55, 1026152), (76, 742610), (86, 656260), (88, 641345), (95, 594088), (110, 513076), (152, 371305), (157, 359480), (172, 328130), (190, 297044), (209, 270040), (215, 262504), (220, 256538), (314, 179740), (344, 164065), (380, 148522), (418, 135020), (430, 131252), (440, 128269), (473, 119320), (628, 89870), (760, 74261), (785, 71896), (817, 69080), (836, 67510), (860, 65626), (946, 59660), (1045, 54008), (1256, 44935), (1570, 35948), (1634, 34540), (1672, 33755), (1720, 32813), (1727, 32680), (1892, 29830), (2090, 27004), (2365, 23864), (2983, 18920), (3140, 17974), (3268, 17270), (3454, 16340), (3784, 14915), (4085, 13816), (4180, 13502), (4730, 11932), (5966, 9460), (6280, 8987), (6536, 8635), (6751, 8360), (6908, 8170)]