120648220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:683

約数の個数: 96

約数和(自身を含む): 318528000

約数和(自身を除く): 197879780

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 157, 220, 308, 314, 385, 499, 628, 770, 785, 998, 1099, 1540, 1570, 1727, 1996, 2198, 2495, 3140, 3454, 3493, 4396, 4990, 5489, 5495, 6908, 6986, 8635, 9980, 10978, 10990, 12089, 13972, 17270, 17465, 21956, 21980, 24178, 27445, 34540, 34930, 38423, 48356, 54890, 60445, 69860, 76846, 78343, 109780, 120890, 153692, 156686, 192115, 241780, 313372, 384230, 391715, 548401, 768460, 783430, 861773, 1096802, 1566860, 1723546, 2193604, 2742005, 3447092, 4308865, 5484010, 6032411, 8617730, 10968020, 12064822, 17235460, 24129644, 30162055, 60324110, 120648220]

約数ペア:

[(1, 120648220), (2, 60324110), (4, 30162055), (5, 24129644), (7, 17235460), (10, 12064822), (11, 10968020), (14, 8617730), (20, 6032411), (22, 5484010), (28, 4308865), (35, 3447092), (44, 2742005), (55, 2193604), (70, 1723546), (77, 1566860), (110, 1096802), (140, 861773), (154, 783430), (157, 768460), (220, 548401), (308, 391715), (314, 384230), (385, 313372), (499, 241780), (628, 192115), (770, 156686), (785, 153692), (998, 120890), (1099, 109780), (1540, 78343), (1570, 76846), (1727, 69860), (1996, 60445), (2198, 54890), (2495, 48356), (3140, 38423), (3454, 34930), (3493, 34540), (4396, 27445), (4990, 24178), (5489, 21980), (5495, 21956), (6908, 17465), (6986, 17270), (8635, 13972), (9980, 12089), (10978, 10990)]