315738180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{19709}}^1$

素因数の和:19813

約数の個数: 72

約数和(自身を含む): 968549400

約数和(自身を除く): 652811220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 16020, 19709, 39418, 59127, 78836, 98545, 118254, 177381, 197090, 236508, 295635, 354762, 394180, 591270, 709524, 886905, 1182540, 1754101, 1773810, 3508202, 3547620, 5262303, 7016404, 8770505, 10524606, 15786909, 17541010, 21049212, 26311515, 31573818, 35082020, 52623030, 63147636, 78934545, 105246060, 157869090, 315738180]

約数ペア:

[(1, 315738180), (2, 157869090), (3, 105246060), (4, 78934545), (5, 63147636), (6, 52623030), (9, 35082020), (10, 31573818), (12, 26311515), (15, 21049212), (18, 17541010), (20, 15786909), (30, 10524606), (36, 8770505), (45, 7016404), (60, 5262303), (89, 3547620), (90, 3508202), (178, 1773810), (180, 1754101), (267, 1182540), (356, 886905), (445, 709524), (534, 591270), (801, 394180), (890, 354762), (1068, 295635), (1335, 236508), (1602, 197090), (1780, 177381), (2670, 118254), (3204, 98545), (4005, 78836), (5340, 59127), (8010, 39418), (16020, 19709)]