38462220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1997}}^1$

素因数の和:2119

約数の個数: 72

約数和(自身を含む): 117818064

約数和(自身を除く): 79355844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1070, 1284, 1605, 1926, 1997, 2140, 3210, 3852, 3994, 4815, 5991, 6420, 7988, 9630, 9985, 11982, 17973, 19260, 19970, 23964, 29955, 35946, 39940, 59910, 71892, 89865, 119820, 179730, 213679, 359460, 427358, 641037, 854716, 1068395, 1282074, 1923111, 2136790, 2564148, 3205185, 3846222, 4273580, 6410370, 7692444, 9615555, 12820740, 19231110, 38462220]

約数ペア:

[(1, 38462220), (2, 19231110), (3, 12820740), (4, 9615555), (5, 7692444), (6, 6410370), (9, 4273580), (10, 3846222), (12, 3205185), (15, 2564148), (18, 2136790), (20, 1923111), (30, 1282074), (36, 1068395), (45, 854716), (60, 641037), (90, 427358), (107, 359460), (180, 213679), (214, 179730), (321, 119820), (428, 89865), (535, 71892), (642, 59910), (963, 39940), (1070, 35946), (1284, 29955), (1605, 23964), (1926, 19970), (1997, 19260), (2140, 17973), (3210, 11982), (3852, 9985), (3994, 9630), (4815, 7988), (5991, 6420)]